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

只有掌握核心技術，才能立于不敗之地。

A novelist must be a psychologist, but a psychologist of a special kind—one who understands the souls of men and women as if he had made them.

我們衡量成功的標準不應只是生產了多少桶油，還應包括避免了多少排放。