Characters
Hell, I don’t know. If I wanted schooling, I’d-a gone to school.
— Jayne
Behind the line May contain spoilers.
Our reading
An editorial interpretation.
The speaker turns an admission of ignorance into a refusal to be lectured: if schooling were wanted, school would have been the place to seek it. The casual phrasing makes the answer sound stubbornly self-sufficient, treating the lack of knowledge as something that needs no apology.
Context reviewed