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

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.

文學是民族的記憶，沒有記憶就沒有身份。

A leader's job is not to do the work for others, but to help others figure out how to do it themselves.

我不是歌手，我是一個表演者。