对人类同胞最大的罪恶不是憎恨，而是冷漠：那是不人道的本质。
The worst sin toward our fellow creatures is not to hate them, but to be indifferent to them: that's the essence of inhumanity.
有时最深刻的数学来自于玩弄简单的想法，直到它们展现出隐藏的复杂性。
Small changes in incentives can lead to large changes in behavior.
I hope my songs can bring people joy and strength.
世界是一面镜子，它反映出我们选择看到的东西。