The beauty of mathematics is that it is one of the few areas of human endeavor where absolute truth can be known.

孔子说季氏：“他用天子的舞蹈阵容在自己的庭院中舞蹈，这样的事可以容忍，什么事不能容忍？”

The only thing that really matters is, are you a good person?

The future belongs to those who can adapt to change quickly.

你知道的越多，就越意识到自己不知道的越多。

质量始于土壤；如果你照顾好土地，土地就会照顾好你。