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

我不追逐紀(jì)錄，我追求卓越。

Sustainability is not an option; it's a necessity for the future of our industry.

寫作是探索自我邊界的過程。

"In science, the credit goes to the man who convinces the world, not to the man to whom the idea first occurs."

選自漢·桓寬《鹽鐵論·力耕》。道：放大。治理百姓的方法，在于節(jié)約用度，注重農(nóng)桑。