I want to help children in Serbia and around the world so they can realize their dreams.

We only have one life and one body to care of, and we better do it right. You never know what tomorrow may bring and so we better live this life the best we can and be grateful for everything we have.

I understand that the results I've had in my career, or I'm having now, they are very good. And that gives me confidence, of course, but I do not feel invincible.

We spent all day travelling, living away from the people you love, not sleep in our own bed ... We are far from our own houses. We live in hotels, clubs. And now that I am a father it is much more difficult.

I had to listen to the classical music because it calms me down, calms my nerves down.

I don't think, that you can always - you can ever - get your game to perfection, you know. Only if you're Federer.

My grandfather went through a lot in his life.