别难过……世界上有许多人还不知道他们到底是谁或什么。

无人机最激动人心的应用还没有被发明出来。

"The only true voyage of discovery, the only fountain of Eternal Youth, would be not to visit strange lands but to possess other eyes, to behold the universe through the eyes of another, of a hundred others, to behold the hundred universes that each of them beholds."

我总是努力从每一种情况中吸取教训。

善意并不是自己内心发出的，不能保留；行为自身不能够理解和辨别的，不能去做。