If you and I want to stir up a resentment tomorrow that may rankle across the decades and endure until death, just let us indulge in a little stinging criticism - no matter how certain we are that it is justified.
Dale CarnegieLook your audience straight in the eyes, and begin to talk as if every one of them owed you money.
Dale CarnegieIf half a century of living has taught me anything at all, it has taught me that nothing can bring you peace but yourself.
Dale CarnegieEnthusiasm is the dynamics of your personality. Without it, whatever abilities you may possess lie dormant; and it is safe to say that nearly every man has more latent power than he ever learns to use. You may have knowledge, sound judgment, good reasoning faculties; but no one-not even yourself-will know it until you discover how to put your heart into thought and action.
Dale Carnegie