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

物理學(xué)的美不在于擁有所有答案，而在于提出更好的問題。

There are other reasons --There are other reasons why it's perhaps harder now to feel calm than ever before. One of these, and it's paradoxical, because it's linked to something that's rather nice, is the hope we all have for our careers. Never before have expectations been so high about what human beings can achieve with their life span.

我不想成為英雄。我只想成為一個做正確事情的人。

礦業(yè)的未來在于合作，而非競爭。

意識的難題在于解釋大腦中的物理過程如何以及為何產(chǎn)生主觀體驗。

實現(xiàn)明天的唯一限制將是我們今天的疑慮。

The true journey is not about discovering new landscapes, but in having new eyes.

Infrastructure must serve people, not just economies.