„No carelessness in your actions. No confusion in your words. No imprecision in your thoughts.“

— Marcus Aurelius
„Balance your thoughts with action.“
— Bruce Lee
„Watch your thoughts, for they will become actions. Watch your actions, for they'll become… habits. Watch your habits for they will forge your character. Watch your character, for it will make your destiny.“
— Margaret Thatcher
„Once you change your philosophy, you change your thought pattern. Once you change your thought pattern, you change your — your attitude. Once you change your attitude, it changes your behavior pattern and then you go on into some action.“
— Malcolm X