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 process of discovery in mathematics is often more important than the result itself.

我試圖購買出色到傻子都可以經營的公司的股票，因為，遲早都會有個傻子來經營的。

"Memory is the only paradise from which we cannot be driven."

No one can tell what goes on in between the person you were and the person you become.

創新是任何成功企業的命脈。