唯一真正有价值的是你与你爱的人共度的时光。
In science, the most beautiful moments often come from unexpected results.
The Internet is the most important single development in the history of human communication since the invention of the printing press.
Decide upon your major definite purpose in life and then organize all your activities around it.
知识是人类的最高财富,而分享知识则是最高的慷慨。