You've got to believe you can win. But I believe respect for the fact that you can lose is what you always have to keep in mind so that nothing suprises you.

What makes something special is not just what you have to gain, but what you feel there is to lose.

If you don't practice you don't deserve to win.

All the good stuff is on the other side of tired.

Tennis uses the language of life. Advantage, service, fault, break, love - the basic elements of tennis are those of everyday existence, because every match is a life in miniature.

Nothing can substitute for just plain hard work

I feel old when I see mousse in my opponent's hair.

Success doesn't always come in the form of a trophy. Keep striving for success.

If I've learned nothing else, it's that time and practice equal achievement.

The great part about tennis is you can't run out the clock.... As long as we were still playing, I had a chance.

What you feel doesn’t matter in the end; it’s what you do that makes you brave.

Worry is the darkroom in which negatives can develop.

Peace is the music of every soul. Our glory lies in understanding, listening and honoring that music

A tongue is about the size of a bullet, but much more fierce and powerful.

Beware of those who steer you away from your heart’s true happiness. It would make them happy to see you steer yourself right next to them, sitting with both your hearts bitter.

Man who is at the edge of a precipice has always a better chance to understand the universe than a man who is far away from that precipice!

The fatigue produced on the muscles of the human frame does not altogether depend on the actual force employed in each effort, but partly on the frequency with which it is exerted.

All darkness vanished, when I saw the Lamp within my heart.

The most bewildering thing about man is his idea of work and the amount of work he imposes upon himself, or civilization has imposed upon him. All nature loafs, while man alone works for a living.

Whether you are a business leader or political leader, you need people around you who are prepared to tell the truth.

One of the things I've done personally is bring my girlfriends into my health and fitness journeys.