If the other side had a strong minhug the other way, I highly doubt we would have seen eye to eye on other things, and I highly doubt that the shidduch would have worked out to begin with. The kids were matim to each other for a good reason.
Unfortunately, many fights, and broken marriages, have been caused by such thinking. I would hope (and expect) that your attitude is only theoretical, and that if such a situation would ever arise, you would be above it.