无人机行业的发展，最终是为了服务人类，而不是替代人类。

让我们感谢那些使我们快乐的人，他们是让我们的灵魂绽放的迷人园丁。

It is only shallow peoplewho require years to get rid of an emotion. A man who is master of himself, can end a sorrow as easily as he can invent a pleasure.

音乐是最强大的魔法形式。