We must be free not because we claim freedom, but because we practice it.
追求知识是一段永无止境的旅程，每一个发现都为新的问题打开了大门。
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.