Great ability develops and reveals itself increasingly with every new assignment.
Let him that hath no power of patience retire within himself, though even there he will have to put up with himself.
It is good to vary in order that you may frustrate the curious, especially those who envy you.
He that can live alone resembles the brute beast in nothing, the sage in much, and God in everything.
Even knowledge has to be in the fashion, and where it is not, it is wise to affect ignorance.
At 20 a man is a peacock, at 30 a lion, at 40 a camel, at 50 a serpent, at 60 a dog, at 70 an ape, and at 80 nothing.
Friendship multiplies the good in life and divides the evil.
Never contend with a man who has nothing to lose.
It is impossible to live without brains, either one's own or borrowed.
There is none who cannot teach somebody something, and there is none so excellent but he is excelled.