By choosing the best imitator for a mate, women help propagate the genes needed to copy religious rituals, colorful clothes, singing, dancing, painting and so on.

• 女人挑选最佳模仿者做性伴侣，就是协助散播使人善于复制宗教仪式、彩色服饰、舞蹈、绘画等技能的基因。