John Ruskin

173. To-day I must try to complete our elementary sketch of schools of art, by tracing the course of those which were distinguished by faculty of colour, and afterwards to deduce from the entire scheme advisable methods of immediate practice.

You remember that, for the type of the early schools of colour, I chose their work in glass; as for that of the early schools of chiaroscuro, I chose their work in clay.

The following lectures were the most important piece of my literary work done with unabated power, best motive, and happiest concurrence of circumstance. They were written and delivered while my mother yet lived, and had vividest sympathy in all I was attempting;—while also my friends put unbroken trust in me, and the course of study I had followed seemed to fit me for the acceptance of noble tasks and graver responsibilities than those only of a curious traveler, or casual teacher.