[itsalwaysgood]

That isn't human nature at all, that is a feature of our economy.

The human nature bit is that we are inclined to follow conviction: belief in an idea. And if someone says something with conviction, whether true or not, our first instinct is to believe them, maybe even trust them.

[riazrizvi]

I'm often baffled by how people online find a tone of disagreement to agree with people.

[itsalwaysgood]

Sorry, didn't mean to offend you. My tone is bad.

I just wanted to make a distinction between human nature and the benefits of specialization within an economy. You mentioned being an expert in a single domain, which I interpreted as specialized labor, as in an economy

An economy isn't really related to human nature, directly.