Do your thing, and I shall know you.

Do not shut up the young people against their will in a pew, and force the children to ask them questions for an hour against their will.

Only an inventor knows how to borrow, and every man is or should be an inventor.

If I cannot brag of knowing something, then I brag of not knowing it; at any rate, brag.

There is always room for a man of force and he makes room for many. Society is a troop of thinkers and the best heads among them take the best places.

A part of fate is the freedom of man. Forever wells up the impulse of choosing and acting in his soul.

A new degree of intellectual power seems cheap at any price.