The difference between a successful person and others is not a lack of strength, not a lack of knowledge, but rather a lack in will.
It ain't over 'til it's over.
The only way to prove that you're a good sport is to lose.
Champions keep playing until they get it right.
It's not the size of the dog in the fight, it's the size of the fight in the dog.
You are never really playing an opponent. You are playing yourself, your own highest standards, and when you reach your limits, that is real joy.
Hard work beats talent when talent doesn't work hard.
You miss 100% of the shots you don't take.
You have to expect things of yourself before you can do them.
It's not about how hard you hit. It's about how hard you can get hit and keep moving forward.

Do not wait to strike till the iron is hot, but make it hot by striking.
Winning isn't everything, but wanting to win is.

The only way to do great work is to love what you do.
The more difficult the victory, the greater the happiness in winning.
Just do it.

Don't measure yourself by what you have accomplished, but by what you should have accomplished with your ability.
Success is where preparation and opportunity meet.
It's not whether you get knocked down, it's whether you get up.
You can't put a limit on anything. The more you dream, the farther you get.
The more I practice, the luckier I get.