They become pompous and arrogant and lose their effectiveness as leaders in any position. G ood leaders have a keen sense of the art of the possible. They know when to push and when to back off. A good leader can chose which issues and battles are worth fighting. A person can quickly develop the reputation, as a loser if they pick very many battles that cannot be won.
T here is often more than one leader on each side of an issue .
G ood leaders take responsibility for their actions. Blame for failure or inaction is not shifted to supporters. However, credit and praise is given freely to supporters. This praise is an important glue for cementing relations between leaders and supporters. And the willingness to admit mistakes will also improve relationships with supporters, but too many admitted mistakes will produce the image of the leader as a loser.