Page:A Treatise on Painting.djvu/108

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2
PROPORTION.

and judgment, in order that he may be able to put in practice all that he has been taught[1].

Chap. II.Rule for a young Student in Painting.

The organ of sight is one of the quickest, and takes in at a single glance an infinite variety of forms; notwithstanding which, it cannot perfectly comprehend more than one object at a time. For example, the reader, at one look over this page, immediately perceives it full of different characters; but he cannot at the same moment distinguish each letter, much less can he comprehend their meaning. He must consider it word by word, and line by line, if he be desirous of forming a just notion of these characters. In like manner, if we wish to ascend to the top of an edifice, we must be content to advance step by step, otherwise we shall never be able to attain it.

A young man, who has a natural inclination to the study of this art, I would advise to act thus: In order to acquire a true notion of the form of things, he must begin by studying the parts which compose them, and not pass to a second till he has

  1. This passage has been by some persons much misunderstood and supposed to require, that the student should be a deep proficient in perspective, before he commences the study of painting; but it is a knowledge of the leading principles only of perspective that the author here means, and without such a knowledge, which is easily to be acquired, the student will inevitably fall into errors, as gross as those humorously pointed out by Hogarth, in his Frontispiece to Kirby's Perspective.
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