在野外，你必须相信你的直觉。它们是你最好的向导。
We live in a beautiful world.
The only thing I can do is paint.
虽然我准备好成仁了,但这事赶晚不赶早。
The only limits in life are the ones you set for yourself.
The environment shapes behavior through the mechanism of reinforcement.
The challenge in computer science is not just to create new technologies, but to ensure they are used ethically and responsibly.