Originally Posted by will smith

You haven't posted a single critique of his ideas that actually invalidates his main point. You are just getting bogged down in details like "does serotonin have an identical role in humans as in lobsters?" to muddy the waters. As if he was saying Humans and lobsters are identical. He is noting how primordial and biologically grounded things like dominance hierarchies actually are. Which they are, and they can be observed throughout nature.

It seems like either you just don't understand what he is saying and to compensate for that, focus on tedious and irrelevant tangents, or you do understand but you don't like the message so you are looking for ways to reject it. I'm leaning towards the former tbh.