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

The real challenge is not just building climate models, but interpreting what they tell us.

The world is full of obvious things which nobody by any chance ever observes.

The past is always with us, for it feeds the present.

遺傳研究應該為人類服務，而不僅僅是商業利益。

看見就是忘記所見之物的名字。

我認為在任何運動中，頭腦都是最重要的。如果你能控制自己的頭腦，你就能控制局面。