Perception is the result of the activity of the five senses; through sensation, we come to know the world.

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 future of databases is in the cloud.

在物理学中，最简单的解释往往是正确的。