“Optimism is the faith that leads to achievement. Nothing can be done without hope and confidence.” — Helen Keller
“We are what we repeatedly do. Excellence, then, is not an act, but a habit.” — Aristotle · Nicomachean Ethics (paraphrased by Will Durant)
“I've missed more than 9,000 shots in my career. I've lost almost 300 games. Twenty-six times I've been trusted to take the game-winning shot and missed. I've failed over and over and over again in my life. And that is why I succeed.” — Michael Jordan · Nike advertisement, 1997
“Do the difficult things while they are easy and do the great things while they are small.” — Lao Tzu · Tao Te Ching