学习如何生活，而不是如何生存。
It is better for you to be free of fear lying upon a pallet, than to have a golden couch and a rich table and be full of trouble.
我们每一次的观察都是向解开宇宙之谜迈近的一步。
When you do something best in life, you don’t really want to give that up – and for me it’s tennis.
The best way to be successful is to help others succeed.