I'd prefer we err on the inclusive side when determining fitness for the stupid questions thread, and I don't think this is such a bad question. It strikes me as the sort of thing where even if it's a wrong question, dissolving it would be valuable.

Yeah sorry in fact i'm french and the expression to say that is "fait pour vivre" and i translated it literally . I just wanted to ask if the humans are biolocally and mentally very able to live in a big society like ours and if it's a product of the evolution.