"What then is that which is able to conduct a man? One thing and only one, philosophy. But this consists in keeping the demon within a man free from violence and unharmed, superior to pains and pleasur…"

"A cucumber is bitter. Throw it away. There are briars in the road. Turn aside from them. This is enough. Do not add, 'And why were such things made?'"

"To endure is the first thing that a man must learn if he is to achieve anything, or if he is to live at all."

"Even in a palace, life can be lived well."

"If a man is able to show me that I do not think or act right, I will gladly change; for I seek the truth, by which no man was ever injured. But he is injured who abides in his error and ignorance."