The color of light is one of the most important concepts in painting. It’s most easily understood on a snowy winter day.
How do you get the pies and the paintings to come out at the right times?
If anyone suggests using medium or oil at this phase of your painting, back away slowly. There are teachers who encourage students to coat their canvases with medium and paint into it for a sort of cheap faux luminism. These paintings will darken and crack over time.