The moral comes from the grassroots as power corrupts.
As long as we wait for a godlike leader for rescue the end result is same as with Stalin, Hitler, Trump, Thiel, Epstein, Musk, ...
The godlikeness can come though in many forms, political (Trump), propaganda (Musk/Zuck7Thiel) or via extortion material and money like Epstein.
A good litmus test for a decision maker is the universal ethical principle mentioned in the article put into concrete and compare everything via the lens of "what if all eight billion of current humans and also the future generations would do this".
Right now nobody's daring to to this but as long as we start asking "who's afraid of the narcissist zillionaire" the world starts to make sense and the solution appears.
Power reveals rather than corrupt: it's easy to act moral when there are consequences (real or imagined) when you don't, but you see someone's true self when they know they could get away with it.
For example, this is why the way someone treats service workers is a good indicator of someone's character.