B: Well, you married one. You should know. In this context, 'one' refers to the artistic people mentioned by speaker A.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
wangqh2696122A: Artistic people can be difficult sometimes.You married one = You married an artistic person.
B: Well, you married one. You should know.
wangqh2696122You should knowI strongly suspect that you know. I expect that you know. (I expect that you know about artists because you are married to an artist.)