I guess it depends on the definition? If he set out to scam a bunch of money from his supporters, become King Of the Racists, and rape children with Epstein, then yeah; he succeeded.

But he’s nearing the end of his natural life and he clearly failed to find joy. He failed to be loyal to his country. He failed to show empathy, and experience the happiness that goes along with it. He failed to be human, and now he’s almost gone…