心记得头脑试图忘记的东西。
The heart remembers what the mind tries to forget.
If a doctrine is not unintelligible, it has to be vague; and if neither unintelligible nor vague, it has to be unverifiable.
知识最大的敌人不是无知，而是知识的幻觉。
Sustainable growth requires balancing innovation and risk control.
We can easily forgive a child who is afraid of the dark；the real tragedy of life is when men are afraid of the light.
我从未遇到过一小时阅读不能解除的痛苦。
译文：保持虚静无为的状态，往往会从隐蔽的角度得知他人的行为漏洞。
这个世界是个美好的地方，值得为之奋斗。