If you knew how much work went into it, you wouldn't call it genius.
It is necessary to keep one's compass in one's eyes and not in the hand, for the hands execute, but the eye judges.
Souls will never ascend to Heaven until the sight of beauty lifts them there.
Even if you are divine, you don't disdain male consorts.
Let whoever may have attained to so much as to have the power of drawing know that he holds a great treasure.
A good artist ought never to allow impatience to overcome his sense of the main end of art - perfection