For the Aspiring Writer:
If you are writing, you need to be reading. See below for a list of recommended readings that will help fuel your craft.

Bird by Bird: Some Instructions on Writing and Life

Writing Down the Bones: Freeing the Writer Within

On Writing: 10th Anniversary Edition: A Memoir of the Craft

The War of Art: Break Through the Blocks and Win Your Inner Creative Battles

For Individuals in a Committed Relationship:
Relationships are hard, intentional work. Like anything else that requires committed discipline, it’s helpful to learn from others who are researching and living out best practice and useful strategies/perspectives. Here are some books that I have found helpful in my marriage.

The Seven Principles for Making Marriage Work: A Practical Guide from the Country’s Foremost Relationship Expert

The 5 Love Languages: The Secret to Love that Lasts

Saving Your Marriage Before It Starts