I ENJOY WORKING WITH PAINTS, mixing colors, experimenting with the effect they make on the canvas. In the past, I worked with acrylics and water colors. Now, finally, I’m beginning to experiment with oils. Oils are more difficult, but they offer so much more potential. One difficulty with oils is that they take so long to dry. Recently, my daughter Katie picked up one of my paintings. She felt horrible when she realized that her fingers had smudged up the paint. I told her not to worry about it. After all,