Our man must be of an age that he can create an image among the Craft and will be of such stature that he will command the respect of all, in and outside of our order.
Remember, you would not ask a comedian to play the part of Hamlet, would you?
As a first basic competence, I would suggest willingness, ability, and the self-discipline to listen.
Listening is not a skill; it is a discipline and anybody can do it.
All you must do, is keep your mouth closed tightly.