{"id":720,"date":"2025-03-13T18:56:39","date_gmt":"2025-03-13T18:56:39","guid":{"rendered":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/chapter\/10-4-standard-critiques-of-natural-law-ethics\/"},"modified":"2025-03-31T22:21:10","modified_gmt":"2025-03-31T22:21:10","slug":"10-4-standard-critiques-of-natural-law-ethics","status":"publish","type":"chapter","link":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/chapter\/10-4-standard-critiques-of-natural-law-ethics\/","title":{"raw":"10.5 Standard Critiques of Natural Law Ethics","rendered":"10.5 Standard Critiques of Natural Law Ethics"},"content":{"raw":"
\r\n

Natural law ethics, while influential, has faced several important critiques throughout the history of political and moral philosophy. Without question the most important of these is the Is-ought problem<\/strong>. Philosopher David Hume famously argued that you can't derive normative claims (what ought to be) from descriptive claims (what is).<\/p>\r\n

In every system of morality, which I have hitherto met with, I have always remarked, that the author proceeds for some time in the ordinary ways of reasoning, and establishes the being of a God, or makes observations concerning human affairs; when all of a sudden I am surprised to find, that instead of the usual copulations of propositions, is, and is not, I meet with no proposition that is not connected with an ought, or an ought not. This change is imperceptible; but is however, of the last consequence. For as this ought, or ought not, expresses some new relation or affirmation, 'tis necessary that it should be observed and explained; and at the same time that a reason should be given; for what seems altogether inconceivable, how this new relation can be a deduction from others, which are entirely different from it. Hume, Treatise of Human Nature<\/em>, <\/em>3.1.1)<\/p>\r\n

The core of Hume's argument is that there is a logical gap between statements about what is (descriptive statements) and statements about what ought to be (prescriptive or normative statements). Hume argues that you cannot logically derive the latter from the former without introducing an additional normative premise. Natural law theory often seems to violate this principle by inferring moral norms from observations about human nature or the natural world.<\/p>\r\n

A philosophical response to Hume's \"is\/ought\" critique of natural law is to argue that while you cannot directly derive moral \"oughts\" from factual \"is\" statements, you can still use observations about human nature and the natural world to inform and support moral principles, often by appealing to concepts like human flourishing, the pursuit of happiness, or the inherent value of life as a foundation for ethical reasoning; essentially arguing that understanding human needs and capabilities can guide us towards what we \"ought\" to do. Some philosophers (like Finnis, see above) argue that by studying human psychology and the conditions necessary for human flourishing, we can identify certain values that are inherently good, thus providing a basis for moral principles. This approach argues that observing the natural world reveals a purpose or \"telos\" which can guide moral decision-making, suggesting that actions aligning with this natural purpose are morally good.<\/p>\r\n

Other critiques of Natural Law theory, though less challenging, still are nevertheless problematic. The philosopher G.E. Moore critiqued the tendency in natural law theory to equate \"natural\" with \"good,\" arguing that this is a logical fallacy. Just because something is natural doesn't necessarily mean it's morally right. (Moore, Principia <\/em>Ethica<\/em>, 1903). Other critics argue that what's considered \"natural\" can vary significantly across cultures and historical periods, undermining the claim of universal, objective moral truths. Some argue that Natural Law principles are often quite general (e.g., \"do good, avoid evil\"), making them difficult to apply to specific, complex moral dilemmas. Natural law theory can sometimes be used to justify existing social arrangements as \"natural,\" potentially hindering social progress.<\/p>\r\n

Perhaps the most important challenge to the theory in modern times is the observation that as our scientific understanding of nature and human biology has advanced, it has become more difficult to ground moral claims in \"nature\" or human nature, which turn out to be more complex and mutable than earlier thinkers assumed. Contemporary attitudes about gender and sexual identity have put some of the assumptions of Natural Law theory to the test.<\/p>\r\n\r\n<\/div>","rendered":"

\n

Natural law ethics, while influential, has faced several important critiques throughout the history of political and moral philosophy. Without question the most important of these is the Is-ought problem<\/strong>. Philosopher David Hume famously argued that you can’t derive normative claims (what ought to be) from descriptive claims (what is).<\/p>\n

In every system of morality, which I have hitherto met with, I have always remarked, that the author proceeds for some time in the ordinary ways of reasoning, and establishes the being of a God, or makes observations concerning human affairs; when all of a sudden I am surprised to find, that instead of the usual copulations of propositions, is, and is not, I meet with no proposition that is not connected with an ought, or an ought not. This change is imperceptible; but is however, of the last consequence. For as this ought, or ought not, expresses some new relation or affirmation, ’tis necessary that it should be observed and explained; and at the same time that a reason should be given; for what seems altogether inconceivable, how this new relation can be a deduction from others, which are entirely different from it. Hume, Treatise of Human Nature<\/em>, <\/em>3.1.1)<\/p>\n

The core of Hume’s argument is that there is a logical gap between statements about what is (descriptive statements) and statements about what ought to be (prescriptive or normative statements). Hume argues that you cannot logically derive the latter from the former without introducing an additional normative premise. Natural law theory often seems to violate this principle by inferring moral norms from observations about human nature or the natural world.<\/p>\n

A philosophical response to Hume’s “is\/ought” critique of natural law is to argue that while you cannot directly derive moral “oughts” from factual “is” statements, you can still use observations about human nature and the natural world to inform and support moral principles, often by appealing to concepts like human flourishing, the pursuit of happiness, or the inherent value of life as a foundation for ethical reasoning; essentially arguing that understanding human needs and capabilities can guide us towards what we “ought” to do. Some philosophers (like Finnis, see above) argue that by studying human psychology and the conditions necessary for human flourishing, we can identify certain values that are inherently good, thus providing a basis for moral principles. This approach argues that observing the natural world reveals a purpose or “telos” which can guide moral decision-making, suggesting that actions aligning with this natural purpose are morally good.<\/p>\n

Other critiques of Natural Law theory, though less challenging, still are nevertheless problematic. The philosopher G.E. Moore critiqued the tendency in natural law theory to equate “natural” with “good,” arguing that this is a logical fallacy. Just because something is natural doesn’t necessarily mean it’s morally right. (Moore, Principia <\/em>Ethica<\/em>, 1903). Other critics argue that what’s considered “natural” can vary significantly across cultures and historical periods, undermining the claim of universal, objective moral truths. Some argue that Natural Law principles are often quite general (e.g., “do good, avoid evil”), making them difficult to apply to specific, complex moral dilemmas. Natural law theory can sometimes be used to justify existing social arrangements as “natural,” potentially hindering social progress.<\/p>\n

Perhaps the most important challenge to the theory in modern times is the observation that as our scientific understanding of nature and human biology has advanced, it has become more difficult to ground moral claims in “nature” or human nature, which turn out to be more complex and mutable than earlier thinkers assumed. Contemporary attitudes about gender and sexual identity have put some of the assumptions of Natural Law theory to the test.<\/p>\n<\/div>\n","protected":false},"author":101,"menu_order":47,"template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-720","chapter","type-chapter","status-publish","hentry"],"part":935,"_links":{"self":[{"href":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/wp-json\/pressbooks\/v2\/chapters\/720","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/wp-json\/wp\/v2\/users\/101"}],"version-history":[{"count":2,"href":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/wp-json\/pressbooks\/v2\/chapters\/720\/revisions"}],"predecessor-version":[{"id":1210,"href":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/wp-json\/pressbooks\/v2\/chapters\/720\/revisions\/1210"}],"part":[{"href":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/wp-json\/pressbooks\/v2\/parts\/935"}],"metadata":[{"href":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/wp-json\/pressbooks\/v2\/chapters\/720\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/wp-json\/wp\/v2\/media?parent=720"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/wp-json\/pressbooks\/v2\/chapter-type?post=720"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/wp-json\/wp\/v2\/contributor?post=720"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/pressbooks.ccconline.org\/ppscphi1012ethics\/wp-json\/wp\/v2\/license?post=720"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}