Would you? [He wants to look at him, but maybe this is better done without eye contact. It allows them both a little space.] Not if I hurt you, but if I said yes to something, went through with it even if it hurt me? How could you ever trust me in bed again?

[He'd have a hard time trusting Aziraphale if the situation was reversed.]

And I know you do trust me, right now, but I dont trust myself. Not enough to — to bring my anger to bed. That's not the part of me I need you to accept, anyway.

[Anger is anger, he has ways to deal with it. They might not be especially healthy but they work well enough, he doesn't need to bring sex into it.]