Quantum cryptography doesn't rely on the difficulty of mathematical problems, but on the fundamental laws of physics.
To know this world is to love it, and to love it is to grieve for it.
行政管理既不是企业高层或资深成员的专属特权,也不是他们的特殊责任;它是一种活动,像所有其他活动一样,分散在企业的领导层和成员之间。
The past is never dead. It's not even past.