知足的人不因利禄累害自己。

The great challenge of modern politics is to reconcile the demands of identity with the requirements of liberal democracy.

"Every book is a journey, and every journey is a book."

你最不满意的客户是你最好的学习资源。

I always believe if you’re stuck in a hole and maybe things aren’t going well you will come out stronger.

量子通信的安全性来自物理定律，而不是计算复杂性。

写作不是表演，而是一种慷慨。