Now,let me dispel a few rumours so they don't fester into facts.

The most important part of teaching is to teach what it is to know.

The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.

忘掉身份危机，去积累身份资本。

因果方法在于理解生成数据的机制。