随机实验是因果推理的黄金标准，但它们并不总是可行的。

我不会让压力影响我。

I don’t think about being the best, I think about being better than yesterday.

Light is the most important material in architecture.

Leaders must be willing to take risks if they want to create meaningful change.

成功不仅仅是获胜，而是永不放弃。

I'm grateful for every moment.

The art of leadership is saying no, not saying yes. It is very easy to say yes.