Everything he made is gone. I think that would be the point where I would give up. All he had was his hatchet. I think the hatchet is a symbol of starting over again. That is all he had in the beginning too.
Good things come out of bad things though.
The storm moved part ofthe plane out of the water. He eventually makes a raft and makes a hole the plane. Inside he finds a survival pack. He eats the food and looks at all the stuff. He plays with a S.O.S. gadget.