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 beauty of science lies in its ability to explain the natural world through observation and experimentation.

I always try to make films that I would want to see.

【譯文】學問來源于思考。

The past is never dead. It's not even past.

The realities are that, you know, as a black man, Barack can get shot going to the gas station.

未來屬于那些愿意在今天冒險的人。