Every exhibition is a temporary monument to a particular moment in time.
每个展览都是特定时间点的临时纪念碑。
A true friend is someone who sees the pain in your eyes while everyone else believes the smile on your face.
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。