The place to begging would always be within yourself. You've got to figure out why is this bothering you so much (does it remind you of someone else who was like that, does it bring your self esteem down, why are you unwilling to be more flexible and accept him unconditionally the way he is, et)
He's been open with you as far as why he's doing it. He can still try as time goes by to do some of those things you want or he may not. Accepting him the way he is has nothing to do with lowering your expectations. It has to do more with flexibility and unconditional regard. No men out there defines who you are and what you feel. You do that yourself.
The Emotionally Unavailable Man: A Blueprint for Healing by Patti Henry (Paperback )
Suppressing emotions is not healthy. You have some understanding about what is going on with you. But, actions are going to be necessary whether you do it on your own through self help, therapist or hypnotherapist. It is natural to to want more out of life (but within limits and what is possible to get from others. Maybe you have high expectations and have to accept that and sensor yourself once in while)