You never know how long Federer is going to play, but in my opinion he has at least one or two more grand slams to win. It depends how long he stays motivated. For me, he is the greatest player to ever play the game.
No one who has gotten second place at a Grand Slam is ever like, 'Yeah, now I feel fine about it.' Everyone wants the other trophy. But it inspires you to work harder and get yourself in that position again so that you can use what you've learned.
The Olympics is not for tennis and tennis does not need the Olympics. It is not my goal in life to win a gold medal.
One day my dad would say, 'OK, if you want to play tennis I can help you out.' And that's how it started. And I had a goal. I wanted to beat my mom first. And my parents and my brother. And that was the ultimate goal.
If we push for the children to know tennis, they have the chance to like it.
One of the thrills of playing at the top tennis centres of the world is to see the Indian flag go up whenever I'm participating in these events. That's enough motivation for any Indian who has the opportunity to perform at these tournaments.
But, I would say when I was four years old and I was at the Alan King Tennis Tournament and I was hitting with all the pros that would come to town. They would get me on the court or take notice and that stayed with me.
What these guys are doing is great for Argentinean tennis. This is motivating other people.
It's just nice to see people enthusiastic about their tennis and want to learn and improve - for me that's the most important thing - I still love my tennis.
I was getting, at like 18, 'Why haven't you won a Grand Slam yet?'
All my life I'd woken up to tennis, tennis, tennis. Even if I don't go to practise, I'm thinking about it all day.