Full Idea
Anything which has been endowed with a function also has a state of being good.
Clarification
'Function' is the Greek word 'ergon'
Gist of Idea
If something has a function then it has a state of being good
Source
Plato (The Republic [c.371 BCE], 353b)
Book Reference
Plato: 'Republic', ed/tr. Waterfield,Robin [OUP 1993], p.41
A Reaction
'ought' from 'is'?
Related Idea
Idea 5157 If a thing has excellence, this makes the thing good, and means it functions well [Aristotle]