The challenge of climate change requires collaboration between governments, businesses, and civil society.

最重要的是保护资本。不在于你赚了多少，而在于你少亏了多少。

数学让我们看到支配周围世界的隐藏结构。

Breakthroughs happen when you connect the dots others overlook.

学习数学的最好方法就是做数学。