The past is a fire that never stops burning.

不要害怕失败，要害怕不去尝试。

History is the present. That's why every generation writes it anew. But what most people think of as history is its end product, myth.

最好的产品是那些解决实际问题的产品。

The bond market is the ultimate judge of value.

We have to continually be jumping off cliffs and developing our wings on the way down.

知识最大的敌人不是无知，而是知识的幻觉。

可持续性不再是一种选择，而是我们对后代的责任。