My hobby is Watercolor  painting. Do you paint?
No, but I can see the appeal of painting.  Is it true that you can mentally relax by painting?
When I fist started Watercolor. Once I realized art is what I make it to be it became relaxing. 
What kinds of pictures have you painted with watercolors?
However, this term has been more and more passing out of use.
The traditional and most common "support"—material to which the paint is applied—for watercolor paintings is paper. Other supports include papyrus, bark papers, plastics, vellum, leather, fabric, wood and canvas. Watercolor paper is often made entirely or partially with cotton. This gives the surface the appropriate texture and minimizes distortion when wet. Watercolors are usually translucent, and appear luminous because the pigments are laid down in a pure form with few fillers
Gallery, Montpelier, Vermont; Rockland Gallery, Maine; and the Ford Foundation and International Business Machine Collections.
On December 20, 1974 Sevens died at his home in the colonial Mexican Silver town of Alamos. Mexico.
Philosophy.
Stevens wrote in his published “Notes for a Painting Class.” In 1956 “Most of watercolor painting is done best before you start to paint, that may be true of any form of art, but I think it applies most to watercolor. It is what you do