Good question! I think I am much more accepting of the little differences (& there are many but it makes things interesting, right?). I keep working on the bigger differences b/c, overall, I *know* he is a truly good person. There's a lot of good middle ground too.
I think I was a pretty intolerant goof in the past in areas where we didn't agree. But he stuck it out in spite of my less than noble attitude.