Treat nature by the cylinder, the sphere, the cone, everything in proper perspective so that each side of an object or a plane is directed towards a central point.
Sometimes I imagine colors as if they were living ideas, being of pure reason with which to communicate. Nature is not on the surface, it is deep down.
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.
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.
