The experimental method in pedagogy is not merely a tool for research, but a fundamental principle for all educational practice.
教育学中的实验方法不仅是研究的工具，更是所有教育实践的基本原则。
采矿技术的创新不是可选的，而是我们对下一代的责任。
I love argument, I love debate. I don't expect anyone just to sit there and agree with me, that's not their job.
Efficient market theory is correct in that there are no gross inefficiencies， but we look at anomalies that may be small in size and brief in time.