Sustainable development is not a choice, but a responsibility.

I have come to believe that a great teacher is a great artist and that there are as few as there are any other great artists. Teaching might even be the greatest of the arts since the medium is the human mind and spirit.

天才们是流星，燃烧以照亮所在的世纪。

我尽力摆脱那些总是自信满满地回答他们并没有真正了解的问题的人。

最好的决策是结合数据和直觉做出的。

传统行业的创新不是重新发明轮子，而是让轮子更有效地转动。

我不信上帝——就神学家使其概念可理解的程度而言，他们并未提供任何理由让我们认为有东西与之对应。