They got help from people
The movement that highly influenced the Constitution's framers was the 18th century philosophical and intellectual movement, Enlightenment. The movement presented several ideals such as the separation of church and state, liberty and constitutional government. From here, the framers of the Constitution took the idea that government was established only "by the consent of the governed". And thus, should be geared towards the best interests of its citizens.
There were a lot of Native American tribes, so societies had a tribal focus.
They didn't care much about wealth or capitalism. All that mattered to them was making sure they kept themselves alive.
Then the Europeans came and ruined all of that.
The president because he can veto a bill he cant pass a bill