Dutiyasammattaniyāma sutta: The Sure Path (2nd)

“Mendicants, someone with five qualities is unable to step into the sure path with regard to skillful qualities even when listening to the true teaching. What five? They disparage the talk, the speaker, or themselves. They’re witless, dull, and idiotic. They think they know what they don’t know. Someone with these five qualities is unable to step into the sure path with regard to skillful qualities, even when listening to the true teaching.

Someone with five qualities is able to step into the sure path with regard to skillful qualities when listening to the true teaching. What five? They don’t disparage the talk, the speaker, or themselves. They’re wise, bright, and clever. They don’t think they know what they don’t know. Someone with these five qualities is able to step into the sure path with regard to skillful qualities when listening to the true teaching.”