Rate the intensive above the extensive. The perfect does not lie in quantity, but in quality.

Watchfulness is the only guard against cunning. Be intent on his intentions. Many succeed in making others do their own affairs, and unless you possess the key to their motives you may at any moment be forced to take their chestnuts out of the fire to the damage of your own fingers.

He who laughs at everything is as big a fool as he who weeps at everything.

The best remedy for disturbances is to let them run their course, for so they quiet down.

It is a great piece of skill to know how to guide your luck even while waiting for it.

Never do anything when you are in a temper, for you will do everything wrong.

A prudent man will think more important what fate has conceded to him, than what it has denied.