世界因你的榜样而改变，而不是因你的观点。

When someone really hears you without passing judgment on you, without trying to take responsibility for you, without trying to mold you, it feels damn good!

永远不要把动作和行动混为一谈。

网球是一项残酷的运动。没有平局。如果你输了，你就出局了。你必须准备好接受这一点。