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

Every discovery raises new questions.

"It's not about what you say, it's about what you do."

對待好建議的唯一方法就是傳遞它，它對自己從來沒用。

I don't have any particular recipe [for developing new proofs] ... It is the reason why doing research is challenging as well as attractive. It's like being lost in a jungle and trying to use all the knowledge that you can gather to come up with some new tricks, and with some luck you might find a way out.

商業上的成功來自于比任何人都更好地理解客戶。

El tiempo no es oro, el tiempo es vida.

金錢只關注所有事物共有的東西，即交換價值，它將所有的質量和個性都簡化為一個問題：多少？