Clear and precise ideas are the most dangerous, for one does not dare to change them.
Don't think that your truth could be found by someone else.
Profound optimism is always on the side of the tortured.
Seize from every moment its unique novelty, and do not prepare your joys.
It is good to follow one's own bent, so long as it leads upward.
Fear of ridicule begets the worst cowardice.