文章的最高境界,能够通达神明,穷尽天地,变化古今,而不可更改。
The beauty of the world has two edges, one of laughter, one of anguish, cutting the heart asunder.
现代密码学的挑战不仅在于保护信息,而且在于以一种既高效又可扩展的方式来实现。
All violence consists in some people forcing others, under threat of suffering or death, to do what they do not want to do.