Painting, like any art, comprises a technique, a workmanlike handling of material, but the accuracy of a tone and the fictitious combination of effects depend entirely on the choice made by the artist.
Everything in nature is formed upon the sphere, the cone and the cylinder. One must learn to paint these simple figures and then one can do all that he may wish.
I have to keep working, not to arrive at finish, which arouses the admiration of fools… I must seek completion only for the pleasure of being truer and more knowing.
