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 greatest resource we have is human ingenuity.

The science of government it is my duty to study, more than all other sciences; the arts of legislation and administration and negotiation ought to take the place of, indeed to exclude, in a manner, all other arts.

Automobiles are not just means of transportation but also carriers of lifestyle.

關于藝術最重要的是作品。作品是最重要的。

外部條件影響下生命形式的發展是一個極其重要的課題。