The first degree of proficiency is, in painting, what grammar is in literature, a general preparation for whatever the student may afterward choose for more particular application. The power of drawing, modeling, and using colors, is very properly called the language of the art.
Joshua ReynoldsEvery art, like our own, has in its composition fluctuating as well as fixed principles. It is an attentive inquiry into their difference that will enable us to determine how far we are influenced by custom and habit, and what is fixed in the nature of things.
Joshua Reynolds