The work is always changing.
作品总是在变化。
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
文学让我们能够活上千次生命，感受上千种情感。
I have a dream that one day this nation will rise up and live out the true meaning of its creed.
Technology accumulation is a long-term process; short-term gains should not be the focus.
Quantum cryptography doesn't rely on the difficulty of mathematical problems, but on the fundamental laws of physics.