I don’t play for the money or the fame. I play because I love tennis.

科学应该为人类服务，而不是反过来。

在哲学中，赛跑的胜利者是最后到达的人。

当你没有看到这朵花时，这朵花和你的心一起归于寂静；当你看到这朵花时，这朵花的颜色便立刻鲜明起来，由此可知这朵花并不在你的心外。

I try to dedicate as much time as possible to my family and kids, but I also have to be selfish in terms of my career and my goals.