Learned we may be with another man's learning: we can only be wise with wisdom of our own.

I put forward formless and unresolved notions, as do those who publish doubtful questions to debate in the schools, not to establish the truth but to seek it.

One must be a little foolish if one does not want to be even more stupid.

It is an injustice that an old, broken, half-dead father should enjoy alone, in a corner of his hearth, possessions that would suffice for the advancement and maintenance of many children.

Most men are rich in borrowed sufficiency: a man may very well say a good thing, give a good answer, cite a good sentence, without at all seeing the force of either the one or the other.

Socrates and then Archesilaus used to make their pupils speak first; they spoke afterwards. 'Obest plerumque iss discere volunt authoritas eorum qui docent.' [For those who want to learn, the obstacle can often be the authority of those who teach]

We imagine much more appropriately an artisan on his toilet seat or on his wife than a great president, venerable by his demeanorand his ability. It seems to us that they do not stoop from their lofty thrones even to live.