实证研究中最重要的是要清楚你想要回答的问题。
"The most important thing in empirical work is to be clear about the question you are trying to answer."
有机催化的力量在于它经常为复杂问题提供令人惊讶的简单解决方案。
"Think wrongly, if you please, but in all cases, think for yourself."