Be the master of your will but the servant of your conscience.
Aging only happens to people who lose their lust for getting better and disconnect from their natural base of curiosity.
Other people's opinions of you are none of your business.
To get Game-Changing results, start focusing on Game-Changing thoughts.
Mastery comes via a monomaniacal focus on simplicity versus an addiction to complexity.
To get all that life wants for you, apply what I call the Boomerang Effect: Give out what you most want to see come back.