This is an enormously important insight in drawing — if you start each observation of a subject by deciding what is most important to its character, you will know where to begin your drawing and how to proceed.
A series on learning the basics of drawing, presented by the artist and author James McMullen. Line By Line begins with installments on line, perspective, proportion and structure, and continues from there, using examples from art history to illuminate specific issues. Pencil and paper recommended. NYTimes