‘Discipline is the refining fire by which talent becomes ability.’ – Roy L. Smith

‘I taught myself discipline, the strictest kind of discipline.’ – Arnold Schwarzenegger

‘Self-respect is the fruit of discipline; the sense of dignity grows with the ability to say no to oneself.’ –Abraham Joshua Heschel

‘Life is a splendid gift. But to live your life, you must discipline it. – Florence Nightingale

‘Seek freedom and become captive of your desires. Seek discipline and find your liberty.’ – Frank Herbert