数据库是企业中最重要的软件，而企业中最重要的软件是数据库。数据库是所有应用程序的基础。
The database is the most important piece of software in the enterprise, and the most important piece of software in the enterprise is the database. The database is the foundation of all applications.
函数的概念在数学中是基础的，而λ演算提供了一种形式化这一概念的方法。
最伟大的旅程不是用英里来衡量的，而是用那些让你屏息的瞬间。
语出汉·桓宽《盐铁论·毁学》。坏话不说，坏事不干，可谓洁身自好。
The purpose of mental activity is successful living.
The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and where the other begins?