| 5873 | Each thing's function is its end [Aristotle] |
| 5108 | Is ceasing-to-be unnatural if it happens by force, and natural otherwise? [Aristotle] |
| 22380 | Some words, such as 'knife', have a meaning which involves its function [Foot] |
| 10431 | Things are thought to have a function, even when they can't perform them [Sainsbury] |
| 12245 | Essence is the source of a thing's characteristic behaviour [Oderberg] |
| 6379 | A mummified heart has the teleological function of circulating blood [Polger] |
| 6377 | Teleological notions of function say what a thing is supposed to do [Polger] |
| 14387 | Rather than dispositions, functions may be the element that brought a thing into existence [Leuridan] |