We must invest in people as much as we invest in machinery.

The beauty of mathematics is that it allows us to abstract away from the physical world and focus on the underlying principles.

The path to lower emissions requires a mix of solutions, including efficiency improvements, carbon capture, and alternative energies.

最好的建筑是人性化的。

人们心中所寄予的世俗希望化为灰烬——或者繁荣；然后，就像沙漠尘埃上的雪，照亮一两个小时——然后消失。

最有效的领导者是那些以身作则的人。

最佳的投资机会往往出现在别人恐惧的时候。