Mental toughness is many things and rather difficult to explain. Its qualities are sacrifice and self-denial. Also, most importantly, it is combined with a perfectly disciplined will that refuses to give in. It’s a state of mind-you could call it character in action.
Unless you try to do something beyond what you have already mastered, you will never grow. Every job is a self portrait of the person who did it. Autograph your work with excellence.
One comes to believe whatever one repeats to oneself sufficiently often, whether the statement be true of false. It comes to be the dominating thought in one’s mind.
Once a man has made a commitment to a way of life, he puts the greatest strength in the world behind him. It’s something we call heart power. Once a man has made this commitment, nothing will stop him short of success.
