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

In the future, people will no longer be alienated by their labor, but by their leisure.

你能做的最好的投資就是投資自己的能力。

The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore all progress depends on the unreasonable man. )

Collaboration, not competition, will define the future of aquaculture.

我不需要任何人牽著我的手。

Thanks to those who once looked down on me, making me live more brilliantly without bowing my head.

數學是給不同事物賦予相同名稱的藝術。