translation.en: And thirdly, we need to remember that, from a strictly economic point of view, design shares a category with sex and care of the elderly -- mostly it's done by amateurs.
translation.zh: 第三点，我们需要记住 从经济学角度严格来说 设计和性还有老年人的护理是同个类别的 大部分都是由业余人士来完成的