A language that doesn't affect the way you think about programming, is not worth knowing.

The difference between perseverance and obstinacy is that one comes from a strong will, and the other from a strong won’t.

The great work begins.

If you want to build a great enterprise, you have to have the courage to dream great dreams.

She walks in beauty, like the night

在数学中，提出问题的艺术必须比解决问题更有价值。

在发现自己掉进坑里的时候，最重要的事情就是停止挖掘。