AND make THEM appear logical and intelligent. The essence of successful brainwashing...
They are Special! You are talking to them because you recognize their superiority. You are humbled and awed to find such a wonderful person to present such an amazing opportunity to.
If you find someone who is grounded and intelligent they will laugh at you and walk away.
If they don't, you have hooked them. Best of all they will never admit they have been conned.