量子通信的安全性来自物理定律，而不是计算复杂性。

艺术的本质是揭示隐藏的东西。

银行业最大的风险不是向不良借款人放贷，而是从善变的贷款人那里借款。

The food issue is not only an economic issue, but also a political one, related to the long-term stability of the country.

浪费是一种设计缺陷。