礼、义、廉、耻是维系国家的四项基本准则；如果这四项准则不能推行，国家就会灭亡。

The most dangerous phrase in the language is, 'We've always done it this way.'

The world is full of people who will help you manufacture tornados so you can later claim to have survived them.

学习古人但不拘泥于古人，效法古人但不抄袭古人。