Because I've always been intrigued by life's reflections and subtle symmetries. I find palindromes, anagrams, and word play to be useful tools in broadening one's scope and creative perspective. They're also very silly and a heck of a lot of fun. I'm often amazed at how these highly structured language devices can be utilized to manipulate our often cryptic language into phrases and word constructions which often contain a surprising wealth of paradoxical meaning, humor, and symbolic interplay.
Origami is another highly structured art form.
Starting with a square piece of paper with no cuts, the successful paper-folding artisan employs complex folds, geometric symmetry, and a combination of angles and ratios to create mathematical and aesthetic beauty. Road cycling is my physical activity of choice. Fellow avid cyclists will attest that cycling is a passion that fuses physical discipline with technology and natural reverence. The modern light-weight cycling machine is a model of efficiency and refinement. I'm cycling every weekday afternoon and every morning on weekends.