"The more we value things outside our control, the less control we have."

"Any person capable of angering you becomes your master; he can anger you only when you permit yourself to be disturbed by him."

"If you want to be a man of leisure, don't be a slave to your desires."

"If you are struck by the appearance of any promised pleasure, guard yourself against being carried away by it; but let this thought wait for you, 'How long will it last, and then how much remorse and …"

"It is better to starve to death in freedom from grief and fear, than to live in plenty with perturbation."