The only good is knowledge and the only evil is ignorance.

真正的英雄是那些即使害怕也坚持战斗的人。

The nightmare thought is that frightening people is the best way to get work out of them, and that somehow the crueler the environment, the more people will rise to the challenge. You want to think, who would you like as your ideal dad? And your ideal dad is somebody who is tough but gentle. And it's a very hard line to make. We need fathers, as it were, the exemplary father figures in society, avoiding the two extremes, which is the authoritarian disciplinarian on the one hand, and on the other, the lax, no-rules option.

解释：使用毒性大的药物治疗疾病时，病情十成中只能去掉六成就要停药，以免伤害正气。

I think the most important thing in life is to be able to look at yourself in the mirror and like what you see.

成功是日复一日重复小努力的总和。