可持续性不是一种选择，而是我们共同的责任。

市场设计是一个持续的实验——今天有效的明天可能就需要调整。

The best way to predict the future is to invent it.

The soul speaks in symbols, not in words.

In mathematics, the art of proposing a question must be held of higher value than solving it.

世界是一本书，不旅行的人只读了一页。