He didn't pull away when Scott snapped at him. He knew his best friend was in a world of pain that nothing and no one could take away. Even Stiles wasn't going to be able to put a dent in making Scott's pain lessen. Only time would do that. A lot of it. Maybe.
Stiles didn't have any words either, so he simply sank down onto his knees beside his friend and wrapped him in a fierce hug.