Kris这次好好跟各位分享下，优秀的标题应该是怎样的。我们利用四个U原则（Unique独一无二, Ultra Specific超具体, Urgent紧迫感, Useful有用），用10大热门类目的英文标题优化对比，教你写出高点击标题！

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient ...