Full Idea
To know: it is to see inside oneself.
Gist of Idea
To know is to see inside oneself
Source
Joseph Joubert (Notebooks [1800], 1800)
Book Reference
Joubert,Joseph: 'Notebooks', ed/tr. Auster,Paul [nyrb 2005], p.68
A Reaction
Extreme internalism about justification! Personally I am becoming convinced that 'know' (unlike 'believe' and 'true') is an entirely social concept. Fools spend a lot of time instrospecting; wise people ask around, and check in books.