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

We don't just manufacture chemicals; we enable progress.

解釋：治理河道，要用疏導的辦法使其通暢；治理百姓，要引導百姓使其敢言。

"The more you read, the more things you will know. The more that you learn, the more places you'll go."

沒有人愿意成為這種艱難的存在：一個個體；這需要付出努力。