This is a classic case of denial, insisting something is not so, because to accept that it is so would mean admitting personal responsibility, admitting that maybe something is wrong, maybe I need to change.
Gospel of John: Blind Beggar, Brazen Believer
As the wind whipped his worn cloak and sang through the courtyard, he spoke for Jesus. “If this one was not from God, he would not be able to do anything!”