The challenge of modern cryptography is not just to protect information, but to do so in a way that is both efficient and scalable.

The good life is not one immune to sadness, but one in which suffering contributes to our development.

经济政策应根据其现实影响进行评估。

I'm not a solo, I'm a duet.

A good book is a conversation between the author and the reader.

煤炭工业是美国的支柱。