Every drop of oil saved through innovation is a step toward a cleaner future.

The conjectures of the Langlands program are a challenge to the next generation of mathematicians.

当信息不完美或市场不完整时，市场本身不会产生有效的结果。

时间是最好的作者：总能找到一个完美的结局。

自由不过是一个变得更好的机会。