The more immersed practitioners of taiji look for various non-martial applications of the principles of tai chi and qigong. In the past, many masters at a martial art practiced calligraphy or painting. Many still do. Some are master tea connoisseurs. But you can apply this to any creative art, I’m sure. To writing, dance, musicianship, running, swimming, bicycling, even sitting in front of a computer for hours typing things into. It.
But what is it exactly that you are applying? The answer to this question can only be known through practice. Even the most eloquent clear and concise language falls short of being understood without the experience of actually doing tai chi on a regular basis over time.