To be ungrateful is to be unnatural. The head may be thus guilty, not the heart.

Oblivion is the rule and fame the exception, of humanity.

Extremes produce reaction. Beware that our boasted civilization does not lapse into barbarism.

Ideas are a capital that bears interest only in the hands of talent.

Reason is an historian, but the passions are actors.

Vices are often habits rather than passions.

Of every ten persons who talk about you, nine will say something bad, and the tenth will say something good in a bad way.