I think you're probably right that he has more say about what other people believe than you do. But. . .reality is what it is.

I can not think of any way that you can word things to convince him to accept your view of things.

I'm a bit bummed with your "others". Seems like they have set you a near impossible task. Why don't they tell you how to word things so that your psychiatrist will agree with you and them?

Where is Eden, the human being, in all of this? What do you want, for yourself, for this world, for any or all worlds?