性能的关键是将热数据保存在内存中。
The key to performance is to keep the hot data in memory.
The mind's work is never done, because adaptation is never complete.
The duty of a true patriot is to protect his country from its government.
数学之美在于它能够揭示现实的隐藏结构。
创新不仅仅是技术，而是改变人们的思维和生活方式。
Life is a song, sing it.
Writing is a way of preserving the truth of the past.
小说的艺术在于让读者忘记作家的存在。
The city is an addictive machine from which there is no escape.