Quantum cryptography doesn't rely on the difficulty of mathematical problems, but on the fundamental laws of physics.

We are all born with a certain package. We are who we are: where we were born, who we were born as, how we were raised. We're kind of stuck inside that person, and the purpose of civilization and growth is to be able to reach out and empathize a little bit with other people.

音乐有力量振奋人心、带来安慰并激励改变。