最成功的企业解决了人们甚至不知道自己存在的问题。

When you meet with opposition, even if it should be from your husband or your children, endeavor to overcome it by argument and not by authority, for a victory dependent upon authority is unreal and illusory.

Everything's not lost.

The difference between good and great is in the details.

无人机不是玩具，而是改变行业的工具。