可持续发展不是成本中心,而是对我们未来的投资。
The complexity of things—the things within things—just seems to be endless. I mean nothing is easy, nothing is simple.
The truth is not always the best basis for happiness.
I don’t think you can compare eras in tennis. Every era has its great players.
You don't have to be great to start, but you have to start to be great.