This will never work. The only hope is honorable experience and strong leadership.
- Douglas Adams (The Restaurant at the End of the Universe)
I think the truth in this humor is quite relevant to those in whom you're placing your hope.
That's absolutely the wrong thing to wait around for, since the world will burn while you wait.
OK, maybe humans will eventually be perfected. In the meantime, we need solutions we can implement with the humans we have now.
Human factor and stupidity excluded.