人类社会的经济发展长期受制于“马尔萨斯陷阱”，即经济增长虽然带来人均收入的提升，但也同时促进了人口增加，进而又将人均生活水平拉回初始状态。直到18至19世纪，这一约束才被突破，人类生活水平开始实现持续提升。著名经济学家Oded ...

侯德榜的《纯碱制造》打破西方技术垄断，被俄罗斯专家视为制碱“圣经” ...

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乾隆时代就是如此，当时的中国文化是没有内涵的，只是表面繁华。 没有自己特色的中国文化到了今天已经是只剩皮毛，不见血肉，当然也没有灵魂，这着实让人痛心。 国人如今的心灵和精神状态的空虚是已存在的现象，而心存空虚这一现象不会自然解决。

曾被认为活不过15岁的孩子，已经目睹了很多人的黄金时代，并用蹒跚的脚步，踏碎这世间诸多流言。如今，一个商业文化席卷全球的时代，物欲和焦躁滚滚而来。如此大师级的存在，恐怕再难出现了…… ...

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不许澳门警方执法，欧盟再对华发难，话音刚落，中方直接反将一军 ...

美撤销华12项限制，专家警告美国，与中国搞零和博弈是一个大错误 ...