数学之美在于它能够揭示看似复杂事物背后的简单性。

Innovation is not just about technology; it's about changing the way people think and work.

If you want to see what this nation is all about, you have to ride the rails. Look outside as you speed through, and you’ll find the true face of America.

To signal an emergency， use the rule of three； 3 shouts， 3 horn blasts， or 3 whistles.

我是一个注重过程的女人。我尽力去迎接每一次挑战，尽力去品味每一次经历，并从中学有所获。生活从不乏味。