"Fortitude is the quiet voice at eventide saying: I will try once more tomorrow. A lesson woven into the fabric of human history."

"He who reads widely and ponders deeply builds an unshakeable inner citadel. Let this simple maxim guide your daily deeds."

"It is a essential truth that the highest expression of strength is tenderness toward the vulnerable — an essential principle for the reflective life."

"He who inspires courage in a single soul has led a monumental campaign. This remains the cornerstone of personal mastery."

"Both tears and sweat are salty, but they render a different result. Tears will get you sympathy; sweat will get you change."

"The roots of genuine insight grow deep in the soil of quiet observation. Let this simple maxim guide your daily deeds — an essential principle for the reflective life."

"I got all the respect in the world for the front-runners in this race, but ask yourself: If we replace a Democratic insider with a Republican insider, you think we're really going to change Washington, D.C.? You don't have to settle for Washington and Wall Street insiders who supported the Wall Street bailout and the Obamacare individual mandate."

"The last three or four reps is what makes the muscle grow. This area of pain divides the champion from someone else who is not a champion. That's what most people lack, having the guts to go on and just say they'll go through the pain no matter what happens."