Full Idea
We do not agree that every person is the measure of all things, but only wise people.
Clarification
A comment on Protagoras' "man is the measure of all things", which is the slogan of relativism
Gist of Idea
Not every person is the measure of all things, but only wise people
Source
comment on Jaegwon Kim (Mind in a Physical World [1998], B01) by Plato - Theaetetus 183c
Book Reference
Plato: 'Theaetetus', ed/tr. Waterfield,Robin [Penguin 1987], p.84
A Reaction
I fully agree with this, but only because I have an optimistic view that rational people converge on the truth.