I never buy anything unless I can give a good reason why I think it will go up.

Precision measurements in astronomy open new windows to understanding the universe.

相信自己能行，你已经成功了一半。

"The most important thing is to stay passionate."

你无法满足所有人的要求。

I have made all the calculations; fate will do the rest.

Everything that happens once can never happen again. But everything that happens twice will surely happen a third time.