"The beauty of computational complexity lies in its ability to classify problems based on their inherent difficulty."

每首歌都是讲故事的机会。

都是出卖，卖给中原各国也可以，何必非要卖给越国呢？ 

Conscience and cowardice are really the same things.

技术可以帮助我们更聪明地捕捞，而不是更费力。