He had found a wife who could forgive all his past offences,--and also, if necessary, some future offences; who had money enough for all his wants, and kindness enough to gratify them, and who had, moreover,--which for the Captain was the most important,--strength enough to keep from him the power of ruining them both. 
He had found a wife who could forgive all his past offences - and also, if necessary, some future ones; who had money enough for all his wants, and kindness enough to gratify them, and who had, most importantly, strength enough to keep him from ruining them both. 