From my observation, he has a surprisingly weak mind.
He was supposed to be the smartest guy in any given room.
That idea hit the bug zapper early on.
I think he is a really, really smart guy. He’s incredibly disciplined. That’s evident in how he’s managed to get this far. But I think it’s in spite of his thoroughly repugnant personality that he’s gotten this far, and that’s because he’s smart. His problem is he might not be savvy.