Full Idea
From one point of view we too are ends. What a thing is for is ambiguous.
Gist of Idea
A thing's purpose is ambiguous, and from one point of view we ourselves are ends
Source
Aristotle (Physics [c.337 BCE], 194a35)
Book Reference
Aristotle: 'Physics', ed/tr. Waterfield,Robin [OUP 1996], p.38
A Reaction
A really interesting concession from the great teleologist. This opens up what I think of as the 'existentialist' possibility - that we can invent our own purposes. If there are two types of 'telos', which one matters for morality?