野外的规则是适者生存。你必须强壮、聪明、适应力强才能生存下来。
The rule of the wild is survival of the fittest. You have to be strong, smart, and adaptable to make it through.
Quantum cryptography doesn't rely on the difficulty of mathematical problems, but on the fundamental laws of physics.
I'm not a silence, I'm a scream.
It’s on the strength of observation and reflection that one finds a way. So we must dig and delve unceasingly.