Have him check out Rob Appell "Man Sewing" on YouTube, Rosie Greer, a well known professional football player was also known for dealing with the stress of pro ball with needlework, he authored a book on it, and although not famous, my Uncle, a WW2 vet sewed my aunt the most beautiful suits, dresses, blouses, pants and even coats- she was by far the best dressed person in our family!