The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
知识的最大敌人不是无知,而是知识的幻觉。
A person is never happy except at the price of some ignorance.
The biggest risk is not taking any risk.
创新不仅仅是创造新事物,更是以有意义的方式解决问题。
最可怕的时刻永远是你开始之前。
好比有一百扇门而只关上一扇,那么盗贼怎么就会没有地方进去呢