When you’re a young adult dealing with a cancer diagnosis, you realize that planning for the future is a luxury. However, as my wife Suzie taught me throughout her time living with cancer, joy can be found in the most unlikely of places.

Suzie was only 26 when she was diagnosed with a rare head and neck cancer in 2017. Even though she was living with metastatic disease, she cherished every day that was hers to live. Whether that...