Can you be a "good" and "ethical" person if, throughout your entire professional life, you bully and berate nearly anyone around you?
Standards are important. So is perspective.
If there's a comic book villain tech leader out there, it's a CEO of some lifeless conglomerate that mainly buys out the competition and fires everyone aboard, or it's someone in charge of society-altering tech who is choosing to misuse it. And I'm not going to name names.