"I believe we can agree on that," Gilbert said quietly, watching as she started to gather her things together. That made him blush bright red. "I-I...Oh...Well..." He stared at the table for a moment. Oh dear. "I...I would hardly know."
He was trying to bring himself back to a state where his face was not a colour similar to that of a tomato. He just nodded at her words. "Ah. Forgive me. I suppose I am not very good at putting together what is a joke and what is not."
He looked up after a moment. "Well, I will do my best to continue not to be a prat from here on."