I will hazard a prediction. When you are 80 years old， and in a quiet moment of reflection narrating for only yourself the most personal version of your life story， the telling that will be most compact and meaningful will be the series of choices you have made. In the end， we are our choices. Build yourself a great story.

最重要的事莫过于享受你的人生，活得开心，这是最重要的。

解决一个数学问题就是揭开宇宙拼图的一块。

翻动最多石头的人赢得比赛。

预测未来的最好方法就是创造未来。