Just as we outgrow a pair of trousers, we outgrow acquaintances, libraries, principles, etc., at times before they're worn out and times - and this is the worst of all - before we have new ones.

The fruits of philosophy are the important thing, not the philosophy itself. When we ask the time, we don't want to know how watches are made.

One has to do something new in order to see something new.

How did mankind ever come by the idea of liberty? What a grand thought it was!

You believe I run after the strange because I do not know the beautiful; no, it is because you do not know the beautiful that I seek the strange.

Delicacy in woman is strength.

People often become scholars for the same reason they become soldiers: simply because they are unfit for any other station. Their right hand has to earn them a livelihood; one might say they lie down like bears in winter and seek sustenance from their paws.