My job is, you know, to to paint as many sketches as I could set in an atmosphere.
Early in the morning when, you know, it's very foggy. You see snow, and then the fire.
Because it is so impressionistic, his use of light and his use of softness helps you focus on the characters, who are by nature - drawn on cells - sharp.
His use of color was very adventurous. He was using color to really raise the emotional stakes of what was going on in the story.