关系模型基于谓词逻辑和集合论，为数据库管理提供了坚实的数学基础。

The key to performance is elegance, not battalions of special cases.

The Ethernet was designed to be simple, inexpensive, and capable of handling a wide range of applications.

"Technology is nothing if it doesn't empower people."

数学中真正的挑战不是解决问题，而是提出正确的问题。

宇宙不仅比我们想象的更奇怪，它比我们能想象的还要奇怪。

即使在最黑暗的时刻，只要记得点亮灯光，就能找到幸福。