The difference between genius and stupidity is that genius has its limits.

I sent my Soul through the Invisible, Some letter of that After-life to spell: And by and by my Soul return'd to me, And answer'd "I Myself am Heav'n and Hell."

解释：犯了错误能够改正的人，是百姓中的上等人。

I'm the opposite of moderate, immaculately polished with the spirit of a hustler and the swagger of a college kid.

你不必理解所有事物才能去爱它。

关系模型基于谓词逻辑和集合论，为数据库管理提供了坚实的数学基础。