行为由当前刺激情境和过去的强化历史决定。

"Time is a river that carries us away, but it also leaves behind traces of our existence, like footprints in the sand."

The books that the world calls immoral are books that show the world its own shame.

这个世界最不可理解的就是它竟然是可以理解的。

长城汽车的未来在于技术创新和国际化。