五集系列片 -认识真实的宇宙之四：认识人类
http://www.zhengjian.org/2016/04/06/152137.%E4%BA%94%E9%9B%86%E7%B3%BB%E5%88%97%E7%89%87-%E8%AE%A4%E8%AF%86%E7%9C%9F%E5%AE%9E%E7%9A%84%E5%AE%87%E5%AE%99%E4%B9%8B%E5%9B%9B%EF%BC%9A%E8%AE%A4%E8%AF%86%E4%BA%BA%E7%B1%BB.html
