He sets a great example for how couples can treat each other: To reach across a chasm with words and an offered hand.
We can be the instigator of healing and connecting ? locally and in our immediate family. We can learn from Mandela to be the best friend, mother/father, husband/wife, sister/brother, co-worker/volunteer as we are able ? to reach for more within ourselves. This is not about being perfect. This is full-heartedness.
Read about Nelson Mandela, and experiment with embodying healing in your own relationship. Be the one to say, "That didn't go very well. Let's try again."