To the man with only a hammer, every problem looks like a nail.

The key to solving global hunger is not just increasing yield, but improving nutritional quality.

数学是秩序和模式的科学，正是这种秩序让我们能够理解周围的世界。

No matter who you are, no matter what you did, no matter where you've come from, you can always change, become a better version of yourself.

没有人值得你流泪，值得让你这么做的人不会让你哭泣。