对于那些没有研究过数学的人来说，有些事情似乎是难以置信的。

艺术家是大自然的知己，花朵通过它们茎的优雅弯曲和花朵的和谐色调与他进行对话。

At SF Express, we believe that speed and service are the keys to winning customer trust.

"I'm not going to limit myself just because people won't accept the fact that I can do something else."

"The true measure of success is how you handle failure."