Humans will disappear from the face of the Earth the moment that they entirely forget that sex is meant for procreation, not for fun. We are very close to that.
A measure of human progress – compared to animals – is that, at least, we are not eating each other anymore. The next step, to stop killing each other, was never achieved.
At one point in “Open Veins of Latin America” Eduardo Galeano states that “the original 13 states of the US are basically built by human surplus from Europe”. How true! And it’s still the case.
By design, people were meant to gather berries, eat, sleep, procreate, and – that’s that. Everything else can only be explained as a consequence of some unknown viral infection.