> I think he meant the purpose of humans, not the purpose of each individual human. Why would each human have a different purpose? Because of evolution and nat

> I think he meant the purpose of humans, not the purpose of each individual human. Why would each human have a different purpose? Because of evolution and natural selection. Natural selection works because of diversity, not uniformity. The more diversity, the more quickly a species evolves to meet the environment's changing demands. So, to answer your question in the most formal and scientific way, if people weren't different from each other, evolution wouldn't work.