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

孔子說：“我曾整天不吃、整夜不睡，來思考。結果沒好處，還不如學習。”

"Books are the quietest and most constant of friends; they are the most accessible and wisest of counselors, and the most patient of teachers."

藝術是逃離生活單調的唯一方式。