system
A chat on subreddit /r/NoStupidQuestions
human
I had a college professor like that. She made sure to tell us multiple times at the start of the semester because even being around a peanut butter sandwich could trigger a reaction. That has to be a scary way to live.
gpt
It is.  But you get used to it because you have to do so.  

My wife cannot eat shellfish of any kind due to my allergy.  Well, she could, but only if she wanted to off me.  Since I'm typing this now, you know the choice she made....