Guilt is like a bag of bricks. All you have to do is set it down.

没钱不要到人前去，遭难就别去寻亲探友。

时间是一种幻觉。午餐时间更是如此。

The pursuit of mathematical truth is a deeply personal and profoundly universal endeavor.

若要培养人才，就应当向四方外国学习。