The one self- knowledge worth having is to know one's own mind.
The man who has ceased to fear has ceased to care.
Reason teaches us that what is good is good for something, and that what is good for nothing is not good at all.
Up to a certain point every man is what he thinks he is.
An aphorism is true where it has fixed the impression of a genuine experience.
Eclecticism. Every truth is so true that any truth must be false.