Success is not about being the first, but about being the best.

我不完美，但我始终是我自己。

我总是努力保持真实，以正确的方式打球。

Man’s main task in life is to give birth to himself, to become what he potentially is. The most important product of his effort is his own personality.

I don’t think you can compare eras in tennis. Every era has its great players.

机器学习成功的关键不仅仅是算法，还有数据。