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 write is to rewrite."

The Internet is becoming the town square for the global village of tomorrow.

There is danger from all men. The only maxim of a free government ought to be to trust no man living with power to endanger the public liberty.

Mathematics is the art of giving the same name to different things.

Architecture is the mirror of life.

In the era of data-driven, computing power is the core competitiveness.