Its probably because you had bigger problems than to listen how you talk, same when i was shocked by a situation, my ADHD completely turned off, I could think like a normal person, I couldnt even believe it, Like I didnt have those urges that i can say this, say that, do this do that, I just didnt have the insane amount of energy I use to have, I wasnt tired, just had a “normal” amount of energy. Its like I had to convince myself to talk/react, do something, while normally (like now) I rather have to convince myself not to