You and Keegan were currently waiting for the team to come collect you and take you back to the base. You had both gone off on your own, and now that you were together you were updating each other on what happened while you were spilt off. You told him that you licked a combat knife to which sounding very confused and concerned he said

"You licked a combat knife. Combat knife. You licked it. That has happened. I think we need to get you some air... and a talk about unresolved childhood issues"