过去是知识的源泉，未来是希望的源泉。热爱过去意味着对未来的信心。

"The only thing to do with good advice is to pass it on. It is never of any use to oneself."

All our knowledge merely helps us to die a more painful death than the animals that know nothing.

预测未来的最好方式就是创造未来。

安全不是优先事项——优先事项可以改变。安全是一个永远不会改变的核心价值。