I have failed many times, and that's why I succeed.
我失败了很多次,这就是我成功的原因。
检验一个经济学家是否优秀的标准,是看他能否比别人更好地解释过去。
I don't think you should ever have to apologize for your excitement.
Gunpowder made me understand the transience and eternity of life. 火药让我理解了生命的短暂与永恒。