We know specific genes are turned on in specific cells, but we don't know to what extent this happens.
If humanity was still in the feral state, we wouldn't have any need for these huge conurbations that we have now, that have turned us into a different bunch all together. In the feral state we would be much more secure, much more familiar with each other, much more mentally well-balanced.
I was told my whole life, you're fat, you're ugly, you're never going to amount to be anything.