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

數學是理性的音樂。

The ocean's bounty is finite, but human ingenuity is not.

A man's work is nothing but this slow trek to rediscover, through the detours of art, those two or three great and simple images in whose presence his heart first opened.

The best way to have a good idea is to have a lot of ideas.

我們要勇于面對挑戰，敢于突破自我。