"My Brain and My Heart Divorced" Poem:

Unfortunately, there isn't a widely recognized poem titled "My Brain and My Heart Divorced." It's possible that this poem is a personal creation or a lesser-known work by a specific poet.

Mrs. Davis:

It seems you're referring to Lydia Davis, an American writer known for her short stories, essays, and translations. While she is not addressed as "Mrs. Davis" in literary circles, she is widely recognized and respected for her contributions to contemporary literature.

"Head or Heart" Quotes:

Here are a few quotes that reflect the theme of the conflict between head and heart:

1. "The head is an excellent guide, but it makes a terrible master of the heart." - Unknown
2. "Logic will get you from A to B. Imagination will take you everywhere." - Albert Einstein
3. "Sometimes the heart sees what is invisible to the eye." - H. Jackson Brown, Jr.
4. "Follow your heart, but take your brain with you." - Unknown
5. "The heart has reasons that reason does not understand." - Blaise Pascal

These quotes capture the tension and complexity between rational thought and emotional intuition, a theme often explored in literature and philosophy.