计算机科学中真正的挑战不是编写程序，而是理解计算的本质。
The real challenge in computer science is not to write programs, but to understand the nature of computation.
If you want to change your life, change your mindset.
我不知道如何做任何事情半途而废。
我不需要王冠来成为女王。
The only limit to our realization of tomorrow will be our doubts of today.