I've been asked a lot lately if tennis is clean or not. I don't know any more how you judge whether a sport is clean. If one in 100 players is doping, in my eyes that isn't a clean sport.

I don't play any tournaments to come second best.

It's not the end of the world to lose.

In tennis, it is not the opponent you fear, it is the failure itself, knowing how near you were but just out of reach.

I used to think that losing made you more hungry and determined but after my success at the Olympics and the U.S. Open I realise that winning is the biggest motivation.

You have to go into each match believing you can beat all of the players.

Give it everything you've got. Leave nothing out there.

Where resources are plentiful (i.e. no constraints), you will find very little creativity. Where resources are scarce (i.e. many constraints), you will find an abundance of creativity.

I'll be supporting anyone but England.

I think most players would love, at one stage in their career, to say, 'I've been No. 1 in the world.

A believer may pass through much affliction, and yet secure very little blessing from it all. Abiding in Christ is the secret of securing all that the Father meant the chastisement to bring us.

Adventures are never fun while you're having them.

God made the ocean but the Dutch made Holland.

Civilization means conforming to a standard of behavior that may not seem natural to us.

I say to the young blokes, when you get asked for an autograph, don't knock it back because there'll be a time where no one will ask you.

A balance of giving and receiving is essential to keeping your energy, mood and motivation at a consistently high level.

Death, after all, is the common expectation from birth. Neither heroes nor cowards can escape it.

We ought to pay down the national debt, ... The American people are tired of people who make promises about cutting taxes that they cannot keep.

I really like Olivier Assayas filmmaking. He always has this global - economy thing going on.

Holy communion is to feel one with the One in all beings and creations.

Oh for god's sake. I'll just carry you.