大多数人发现编程的概念很明显，但是做不到。

有没曾阅读过的书，没有不可对人说的事。

The future of liberal democracy depends on its ability to adapt to new challenges and to maintain the support of its citizens.

The wild is a place of beauty and danger. To survive, you have to respect both.

我的人生目标是：做一个对社会有贡献的人。