Diplomacy requires maintaining calmness and rationality, free from emotions and personal biases.

我不是榜样，我是榜样角色。

做出伟大工作的唯一方法就是热爱你所做的事。

"Your time is limited, don't waste it living someone else's life."

The only way of discovering the limits of the possible is to venture a little way past them into the impossible.

Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.