Every artist dips his brush in his own soul, and paints his own nature into his pictures.

如果你不相信自己，就没有人会相信你。

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.