Nothing is more relaxing to me then art. Drawing particularly. Do you like drawing? I'm a big fan of charcoal. 
I love to draw with pencils but I am not very good at it
Art is in the eye of the beholder. If you think it looks good, It looks good. 
Yes drawing has been popular throughout history - even in caves
I wonder was it a way to communicate in caves not just for pleasure?
of public expression throughout human history. It is one of the simplest and most efficient means of communicating visual ideas. The wide availability of drawing instruments makes drawing one of the most common artistic activities.
In addition to its more artistic forms, drawing is frequently used in commercial illustration, animation, architecture, engineering and technical drawing. A quick, freehand drawing, usually not intended as a finished work, is sometimes called a sketch. An artist who practices or works in technical drawing may be called a drafter, draftsman
on always being in good health. And if my disease returns, you would forgive me. I still love art and life very much..."
The first sign of new problems was revealed in a letter van Gogh wrote to Theo on 10 July. He first states, "I am very well, I am working hard, have painted four studies and two drawings," but then goes on to say, "I think that we must not count on Dr Gachet at all. First of all, he is