Two different things, monarchs went from kinda-service as leaders, securing land and leading invasions to take resources, to more or less ceremonial figureheads who were served, rather than serving themselves.
Priests work, there may be many corrupt and fucked up priests but there are also ones of every denomination who work long hours helping their communities.
2nd question not all people will want that, any more than all people want to be athletes, or shoe horses… i see no should attaching to this, any more than we should all grow our own food and bake everything from scratch .
Some people will want to, others not, ultimately I want to see MORE ascent hence my manifesto but it’s totally unrealistic to think all people will march in lockstep towards this, in some kind of Mao-suit unity of intent, ability, and long-term goal.
People are different and want different things, have different abilities, incarnated to lead different lives, in different cultures - this is not a problem that needs to be fixed.