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

我不是解放者。解放者不存在。人民自己解放自己。

在科學(xué)中，最令人興奮的短語不是“我發(fā)現(xiàn)了！”，而是“這有點(diǎn)奇怪...”

The mathematician's patterns, like the painter's or the poet's, must be beautiful.

The act of writing is an act of resistance against forgetting.

Never underestimate the power of observation—sometimes the smallest detail leads to the biggest discovery.

一個(gè)組織的道德質(zhì)量決定了其決策的質(zhì)量。