True leadership means making tough decisions with both your head and your heart.

I'm just trying to be the best I can be.

Architecture is not about style, but about substance.

诗必须是一个事件，而非事件的记录。

We have a responsibility to make technology accessible to all of humanity.

医学的未来在于从最基础的层面理解生命。

To act agreeably to our nature is virtue.

Natural experiments can provide valuable insights into economic questions.

如果你做了一次，人们会称之为意外。如果你做了两次，他们会称之为巧合。但如果你做了三次，你就证明了一个自然法则。

Quality is never an accident; it is always the result of intelligent effort.

如果你不喜欢某件事，就去改变它。如果你无法改变它，就改变你的态度。