Federer can be the best ever; he has the potential. The only question is whether he has the desire.

Federer can be the best ever; he has the potential. The only question is whether he has the desire.

费德勒可以是最好的;他有潜力。唯一的问题是他是否有这个愿望。

-- Richard Krajicek 理查德·克拉吉塞克