What is tragedy? tragedy is the conflict of good.

The speech we hear is an indication of that which we don't hear.

——民权主义第三讲

Ignorance is the breeding ground of tyranny.

在能源领域，如同在生活中，唯一不变的就是变化。

The process of scientific discovery is as important as the discovery itself, for it teaches us about the nature of inquiry and the limits of our understanding.

可持续性不是一个流行词，而是现代能源行业的商业必需。

What is success? I think it is a mixture of having a flair for the thing that you are doing; knowing that it is not enough, that you have got to have hard work and a certain sense of purpose.

挑战在于在建筑环境与自然世界之间创造和谐。