If this is something you'd truly like to work on, not out of a sense of guilt but because you would enjoy occasionally reciprocating, there are a wealth of resources out there for the enthusiastic amateur (you are far from the only would-be blow-jobber whose spirit is willing but gag reflex is weak). You have more options than "no blow jobs, ever" and "regular whole-hog sessions to completion that result in vomiting."
Mallory OrtbergI don't know of any way to control the subject of one's dreams although I'm fairly certain there are more than a few types of psychoanalysis dedicated to the topic.
Mallory OrtbergI love the art history ones because it's so little work for me. There's so many paintings that when I look at them, the look on the lady's face is like so clear and her body language and her posture or their physical situation is so immediately recognizable. Anyone who's been in a conversation they didn't want to have, or been getting harangued by a little kid they didn't want to pay attention to or been tired and wanted to go to bed is just like, "Yes, of course."
Mallory OrtbergMany fathers go their entire lives without announcing how sexy their son's old girlfriends are.
Mallory Ortberg