There's nothing wrong with profit. I think how we measure it needs reform.
Yes, no.
Be the change you want to see in the world. Feel free to quit your job and go bankrupt while trying and most likely failing to make the world a better place.
Family man here, yes.
Maybe we can set up our economic system such that the only way to make profit is to deliver utility more cheaply than other companies.
That way, doing good wouldn't be something on the side -- it would be the main thrust of our competitive economic system.