Every idea is an incitement. It offers itself for belief, and if believed it is acted on unless some other belief outweighs it or some failure of energy stifles the movement at its birth. The only difference between the expression of an opinion and an incitement is the speaker's enthusiasm for the result.

The greatest act of faith is when a man understands he is not God.

Lawyers spend their professional careers shoveling smoke.

In order to know whether a human being is young or old, offer it food of different kinds at short intervals. If young, it will eat anything at any hour of the day or night.

Science ... in other words, knowledge-is not the enemy of religion; for, if so, then religion would mean ignorance. But it is often the antagonist of school-divinity.

Society is always trying in some way to grind us down to a single flat surface.

Who does not feel that Nansen's account of his search for the Pole rather loses than gains in ideal satisfaction by the pretense of a few trifling acquisitions for science?