Help us to recognize your voice, help us not to be allured by the madness of the world, so that we may never fall away from you, O Lord Jesus Christ.

Geometry is the foundation of all painting.

An artist of understanding and experience can show more of his great power and art in small things roughly and rudely done, than many another in a great work. A man may often draw something with his pen on a half sheet of paper in one day . . . . and it shall be fuller of art and better than another's great work whereon he hath spent a whole year's careful labor.

Sane judgment abhors nothing so much as a picture perpetrated with no technical knowledge, although with plenty of care and diligence.

No single man can be taken as a model for a perfect figure, for no man lives on earth who is endowed with the whole of beauty.

Sight is the noblest sense of man.

Why has God given me such magnificent talent? It is a curse as well as a great blessing.