I’ll say that he probably had the most impressive resume of any candidate to become President if you look at it like a hiring manager. Business experience, elected office, administration of a large govt agency, entrepreneurship, foreign policy, all boxes checked.
Reagan never said a bad word about him after becoming his VP. So there’s that.
Reagan never said a bad word about anyone. And don’t forget...Reagan had dementia for his last twenty years...or longer.
It’s not like you’d expect Dan Quayle to say anything bad about him.