Yeah, punishment has its place, too.
But abuse of power should be expected. We are monkeys and we use what power we have to dominate others. It's just what we are wired to do.
What we need to do is ensure those in power know their are repercussions for abusing their powerful positions in inappropriate ways.
But... that means we now need to report it to someone MORE powerful, who can then stomp down the powerful one that is abusing their power.
And we are back to the beginning again...