Talking much about oneself can also be a means to conceal oneself.
no one talks more passionately about his rights than he who in the depths of his soul doubts whether he has any
Better know nothing than half-know many things.
The wittiest authors evoke a barely perceptible smile.
Whoever despises himself still esteems the despiser within himself.
Sometimes we owe a friend to the lucky circumstance that we give him no cause for envy.