The true measure of leadership is impact, not authority.
对来自学生的批评应该本着友好的精神来接受,学习材料的积累不应该扼杀学生的独立性。
成本不是为了计算而存在的,而是为了被降低而存在的。
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.