The context of the following conversation is Remembering his traumatic past, Lee came into Quinn's head.:
Lee says I remember when Quinn and I were kids and one of us got hit by a car.
The friend responds I remember you also got hit and were in the hospital for weeks.
Lee responds same for Quinn except he had more broken bones.
The friend responds that is true, it was so scary at the time.
Lee responds I think about what happened sometimes and just tremble.
The friend responds really, Quinn probably does too, it must be something that will never go away.