The other day I reached up to the the shelf here for the address book, and got half the shelf. Among the debris were two sets of flash cards from Grand Daughter's art class. Elements of Art and Principles of Design. Fun to look at. Then to think about. What does Mother Nature know? What is the relationship between nature and our perceptions? How did we learn what would be our elements and principles. I will leave answers to you, and we will start by looking at elements of line, shape, size, texture, color, and value. So here's some lines of dill.