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

To try to write love is to confront the muck of language: that region of hysteria where language is both too much and too little, excessive and impoverished.

"In mathematics, you don't understand things. You just get used to them."

領導力在于今天做出艱難的決定，為更美好的明天鋪平道路。

美國是世界上最強大的國家，在可預見的未來仍將如此。

"I think that life constantly tests our ability to rise above the challenges."

"Behavior cannot be divorced from its adaptive context."

In the world of cryptography, the only secure system is the one that is never connected to any network.