"If a man does not know to what port he is sailing, no wind is favorable."

"It is better to starve than to eat meat offered to idols."

"If you wish for nothing, you will be free."

"If you have a mind to be a philosopher, prepare yourself from the first to be laughed at, to be sneered at by the multitude."

"What need is there to weep over parts of life? The whole of it calls for tears."