You are only as young as the last time you changed your mind.
只要能够改变你自己的头脑,你就可以永远保持年轻。
We are all in the gutter, but some of us are looking at the stars.
The said truth is that it is the greatest happiness of the greatest number that is the measure of right and wrong.
让世界看到中国科技公司的硬实力。
The most important skill in mathematics is the ability to ask the right questions.