To win Wimbledon is a dream. To win it eight times is something I can’t even describe.

只把眼睛盯在别人的缺点上，就会看不清自己的短处；只有常常检查自己，才能对自己的缺点了如指掌。

If we want to feed the world, we must invest in smarter ways to raise livestock.

施加的限制越多，就越能解放自己。

民主的力量在于尊重差异和多样性。

"In the end, we will remember not the words of our enemies, but the silence of our friends."

做人就是与自己发生冲突。