Truth is only an illusion we have forgotten is an illusion.

Anecdote: Greatness Means Leading the Way. No stream is large and copious of itself, but becomes great by receiving and leading on so many tributary streams. It is so, also, with all intellectual greatness, It is only a question of someone indicating the direction to be followed by so many affluent; not whether he was richly or poorly gifted originally.

In a man devoted to knowledge, pity seems almost ridiculous, like delicate hands on a cyclops.

The woman and the genius do not work. Up to now, woman has been mankind's supreme luxury. In all those moments when we do our best, we do not work. Work is merely a means to these moments.

The first opinion that occurs to us when we are suddenly asked about something is usually not our own but only the current one pertaining to our class, position, or parentage; our own opinions seldom swim on the surface.

Human life is inexplicable, and still without meaning: a fool may decide its fate.

Mathematics is merely the means to a general and ultimate knowledge of man.