There is no creature on earth half so terrifying as a truly just man.
Asymmetric catalysis is not just a tool, it's a way of thinking about molecular transformations.
生下来就知道的人是上等,经过学习才知道的人是次一等,遇到困惑才学习的人是又次一等,有了困惑而不学习的,这是最下等的人。