The day I stop believing I can win is the day I'll stop playing tennis.
I'm not a role model. I'm a father, a husband, a son, a brother, a friend. I'm a human being. I make mistakes. I have flaws. I'm not perfect. But I try to be the best person I can be.
在追求让你灵魂燃烧的事物时无所畏惧。