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

The progress of science relies not only on individual wisdom but also on collective cooperation and effort.

"A play is a question posed to the audience."

藝術(shù)不是關(guān)于美，而是關(guān)于真理。

Sometimes the only way out is through.

Simple can be harder than complex: You have to work hard to get your thinking clean to make it simple.

我們都身處陰溝，但仍有人仰望星空。