他这种聪明，别人能做到，而这种愚傻，别人便难以做到了。

相对论不仅仅是一个科学理论，而且是一个哲学理论。

礼、义、廉、耻是维系国家的四项基本准则；如果这四项准则不能推行，国家就会灭亡。

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. The database is the heart of the application, and the application is the heart of the business. The key to performance is to keep the hot data in memory.

"The truth is rarely pure and never simple."

我认为生活中任何事的目标都是快乐。