人人生而平等。
All men are created equal.
For the best results with your children, spend only half the money you think you should, but double the time with them.
Every song has a story, and it’s my job to bring that story to life.
A story is a way of making sense of the past.
现代密码学的挑战不仅是确保通信安全,而且要以既高效又可扩展的方式实现。