SPOILERS SPOILERS SPOILERS. Do not read unless you've already finished the book or just don't care.
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Why does he slap her at the end? We know he is (or was) a bit of a dickhead, but I thought that his experiences on the island and after would have taught him some things. Why would he give vent to what must surely have been a very childish impulse?
He has every right to be angry at her and all of them for treating him so badly, but wasn't the point of the adventure to teach him humility?
by 52Charles