If everything in a dream were realistic, it would have no power over us; if everything were unreal, we would feel less involved in its pleasures and … - Robert Greene

By acknowledging a petty problem you give it existence and credibility. The more attention you pay an enemy, the stronger you make him; and a small mistake is often made worse and more visible when you try to fix it. It is sometimes best to leave things alone. If there is something you want but cannot have, show contempt for it. The less interest you reveal, the more superior you seem.

Learn to use the knowledge of the past and you will look like a genius, even when you are really just a clever borrower.

You must be the mirror, training your mind to try to see yourself as others see you.