成功并不是终点，失败并不是终结，只有勇气才是永恒。

"In mathematics, we often seek elegance and simplicity, but in computer science, we must also consider practicality and efficiency."

The opening up of new markets, foreign or domestic, and the organizational development from the craft shop and factory to such concerns as U.S. Steel illustrate the same process of industrial mutation—if I may use that biological term—that incessantly revolutionizes the economic structure from within, incessantly destroying the old one, incessantly creating a new one.

When you have limitations, you have to be more creative.