跨国合作是解决全球粮食安全挑战的关键。

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

宇宙不仅比我们想象的更奇怪，而且比我们能够想象的更奇怪。

物联网的未来在于无缝连接和以用户为中心的设计。