It is a sad fate for a man to die too well known to everybody else and still unknown to himself.

One cannot think well, love well, sleep well, if one has not dined well.

Every point is important, every game is important, every tournament is important.

The purpose of a habit is to remove that action from self-negotiation. You no longer expend energy deciding whether to do it. You just do it. Good habits can range from telling the truth， to flossing

"Light is the key. Without light, there is no image."

The more you sweat in practice, the less you bleed in battle.

The only thing that can stop me is me.

The most important political development of the last half century has been the spread of liberal democracy around the world.