“A says, ‘I hate you,’ and smiles.” If A had said “I hate you” with an angry look on their face, that would be congruent, but what does “I hate you” mean in the context of a smile?
non sequitur communication:
“what do you want to do today?”
“You know I never did mind the little things in life”
“You know the way you look now makes me think of a picture of a man in today’s newspaper. There is a strong resemblance, He murdered his boyfriend; they were homosexuals. He will probably get life.”