Drawing somethings produces lifetime artistic.  
No, drawing just my hobby.
Drawing can be classifeid into two, Technical and artistic. which one do your prefer?
I prefer the monalisa drawing.
Monalisa drawing can be classify to Artistic. Several student love the art work.
Yes, Its very nice classify artistic.
What other drawing do you like?
I like Leonardo da vinci drawing . such a wonderfull drawing.
He has a lot portrait And the drawing are usually sold at high price.  
Yes, its very expensive.