There's a song on country radio right now by Tim McGraw titled "Humble and Kind" which I feel teaches important lessons for anyone willing to learn them. For me, it speaks to the idea of remembering what matters most in life. It's a song that everyone should hear at least once, and I feel a person going through a divorce should memorize its lessons.
The sound of his snoring would become, as she slept, the snarling of a wolf or the roaring of a giant gorilla. If that's an issue for you and your partner, what will help reduce the nightmares is to reduce the snoring. For example, get the snorer to sleep on his or her side rather than back or to stop drinking alcohol in the evening.
I had the privilege of sharing this blessing with my daughter and son-in-law, as part of their wedding ceremony, which of course was a great honor for me. And, when our children were growing up, my wife and I blessed them with this blessing around the Friday night Shabbat table as I know that many contemporary Jews with their children every Friday night.