无人机的未来是开放和共享的。

"The only thing to do with good advice is to pass it on. It is never of any use to oneself."

"The truth is rarely pure and never simple."

I don't think about the past. The only thing that matters is the future.

乳制品行业必须发展以满足不断变化的世界需求。

I don't make music for eyes, I make music for ears.