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

Information is the key to the functioning of markets, and the lack of it can lead to market failures.

The beauty of science lies in its ability to surprise us.

我們不是從祖先那里繼承了海洋；而是從子孫那里借來(lái)的。

"History is not just about the past; it's about how the past shapes the present."

真正的領(lǐng)導(dǎo)力是關(guān)于服務(wù)他人，而不是被服務(wù)。

The past is never dead. It's not even past.

不是有沒(méi)有時(shí)間的問(wèn)題，而是愿不愿意擠出時(shí)間的問(wèn)題。