There is no genius free from some tincture of madness
That comes too late that comes for the asking.
Be harsh with yourself at times.
This is the law of benefits between men; the one ought to forget at once what was given, and the other ought never to forget what he has received.
A great fortune is a great slavery.
Philosophy is the art and law of life, and it teaches us what to do in all cases, and, like good marksmen, to hit the white at any distance.