You're kidding that it's hard to attribute which skills made Donald Trump successful, right? Born rich, lies and steals in business dealings is all there is to it.

No. Those are not sufficient to become president. If you think that then you will not be able to understand politics and people at large and come to incorrect conclusions. Becoming president requires many factors and there's many trajectories to it, but all of them require a large combination of orthogonal factors and attributes.