当你在一生中把某件事做到最好时，你真的不想放弃——对我来说就是网球。
When you do something best in life, you don’t really want to give that up – and for me it’s tennis.
If you want to live a happy life, tie it to a goal, not to people or things.
梦想还是要有的，万一实现了呢？
If you want to keep something precious, you have to lock it up and throw away the key.
任何系统的能量最终都来源于太阳，并以某种形式返回到宇宙中。
The voice of indigenous communities must be heard in forest conservation efforts.