There's a reason the windshield is 8 square feet and the rearview mirror is only 8 square inches: Keeping focused on what's ahead instead of behind, learning from the past, not bringing old baggage with us is the only way to arrive at our destination.
When traveling together people know you're married to your best friend just by your body language. Staring from across a room, touching lightly, standing close together, the way you gaze at each other, all these things announce your status as a caffected couple. Take pride in celebrating your elite position. Make your mate your destination, and you'll always find your way home.