Enthusiasm is when the universe creates through you. You are involved in a creative act. You are bringing something new into this world. When that energy comes in, you feel an intense aliveness that flows into what you do. That is enthusiasm.
Painting it was hard graft. . . in addition red, yellow, brown ochre, black, terra sienna, bistre, and the result is a red-brown that varies from bistre to deep wine-red and to pale, blond reddish.