Nothing spoils a romance so much as sense of humour in the woman—or the want of it in the man.
The most dangerous enemy is often ourselves.
理论计算机科学的美在于它能够将抽象的数学概念与实际的计算问题联系起来。
权力不是工具，而是一种关系。它存在于人与人之间，而不是人本身。