"If you pin your hopes on things outside your control, taking upon yourself things which rightfully belong to others, you are liable to stumble, fall, suffer, and blame both gods and men."

"If a man is unhappy, this must be due to his own fault, that he does not understand that it is in his power to be happy."

"Protect what belongs to you at all costs; don't desire what belongs to another."

"Attach yourself to what is spiritually superior, regardless of what other people think or do. Hold to your true aspirations no matter what is going on around you."

"When you have decided that a thing is good, and you cling to it, then do not be ashamed to say that you cling to it."