我不知道极限在哪里，但我想去那里。

 我们奋力前行，小舟逆水而上，不断地被浪潮推回到过去。

我们可以用言辞说出事情，也可以用言辞来实现事情。

The proper study of psychology is not what the mind is, but what the mind does.

"We are all searching for something, and sometimes, what we find is not what we expected."

The truth is often more terrifying than fiction.

无人机的价值不在于飞行，而在于落地。