登山不因为艰难险峻就停止攀登，那么最终必定能登上峻岭。

I don’t like to be predictable.

It is a curious subject of observation and inquiry, whether hatred and love be not the same thing at bottom.

Life is 10% what happens to you and 90% how you react to it.

We are all obsessed with the idea of the frontier, but it's a frontier that keeps receding.

Modern quarrying must marry the wisdom of geology with the innovation of engineering.

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。