To make good use of life, one should have in youth the experience of advanced years, and in old age the vigor of youth.
None are rash when they are not seen by anybody.
When the truth offends no one it should come from our lips as naturally as the air we breathe.
Genius speaks only to genius.
Gaiety is the soul's health; sadness is its poison.
It is having in some measure a sort of wit to know how to use the wit of others.