你必须对自己的能力有信心，然后足够坚强地坚持下去。

哲学是一场与语言的咒术对抗的战斗。

森林的真正价值不能仅用板英尺来衡量。

The principle goal of education in the schools should be creating men and women who are capable of doing new things, not simply repeating what other generations have done.

都是出卖，卖给中原各国也可以，何必非要卖给越国呢？ 

控制的挑战在于在存在不确定性的情况下使系统工作。