Early in my career, I struggled with consistency, but I couldn't get more consistent than this year.
Roger FedererI have a very strong opinion. I'm absolutely against it. I'm against the challenge system. I'm for the way it is right now. Don't change that.
Roger FedererOnce you reach a good level in tennis it fills you with a lot of motivation. I hope I can do it for a long time.
Roger FedererObviously, matches and all that stuff takes its toll on your body and so forth. But as you get sort of a bit older, a bit wiser, and a bit more experienced, you know also how to handle it.
Roger Federer