色多多在线观看播放-色多多在线观看高清免费-色多多在线观看视频-色多多在线看-欧美aaaaa性bbbbb小妇-欧美aaaav免费大片

永遠(yuǎn)不要忘記你來自哪里，因為那才是讓你獨特的原因。

If you ask an economist what’s driven economic growth, it’s been major advances in things that mattered – the mechanization of farming, mass manufacturing, things like that. The problem is, our society is not organized around doing that.

我是一個作家，而不是一個演說家。

In science, the credit goes to the person who convinces the world, not to the person to whom the idea first occurs.

我們今天做出的每一個決定，都在塑造明天的森林。