Thought is the servant of action, and action is the servant of survival.

I look back on the past, committed a felony little fool, I want to communicate with him and let him understand, but I can't do this, the boy would not see the, only my old trunk.

出自孟郊《登科后》，郦波在讲解中分析了其历史背景与情感表达。

The modern state is characterized by its ability to concentrate and use power in a way that premodern states could not.

Science is not a race; it’s a journey of patience and precision.

当你是一名赛车手时，你总是在寻找下一个弯道，下一个挑战。