They have different opinions but both wish to establish the truth by discussing it.
These people are having a debate.
They have different opinions and each wishes to convince the other of their view.
On one side the person is motivated to ‘find the truth’, on the other side the person is motivated to ‘convince the other of their opinion’.
When does that switch flick over?
(and how can I express that in a spatial audio composition? 🙂