Something being natural doesn’t make it good by itself. This fallacy is known as the „appeal to nature“:
https://en.wikipedia.org/wiki/Appeal_to_nature
Beside that: how would we know that wild animals aren’t actually pushing themselves in some way?
https://en.wikipedia.org/wiki/Appeal_to_nature
Beside that: how would we know that wild animals aren’t actually pushing themselves in some way?
But when it's our own evolutionary biology, I think appeal to nature makes perfect sense. It's what we were born to do, literally. Antidepressants and stimulant drugs allow us to bypass this evolution, but at some cost.