The thought is merely a sign, as the word is merely a sign for the thought.

Free will without fate is no more conceivable than spirit without matter, good without evil.

Heroism--that is the disposition of a man who aspires to a goal compared to which he himself is wholly insignificant. Heroism is the good will to self-destruction.

You never exist quite so much as when you are not thinking

If we lacked curiosity, we should do less for the good of our neighbor. But, under the name of duty or pity, curiosity steals into the home of the unhappy and the needy. Perhaps even in the famous mother-love there is a good deal of curiosity.

It is good to express a thing twice right at the outset and so to give it a right foot and also a left one. Truth can surely stand on one leg, but with two it will be able to walk and get around.

To forget one's purpose is the commonest form of stupidity.