The document discusses how color affects mood and behavior. It explains that Sir Isaac Newton discovered that colors are made up of different wavelengths of light. It then summarizes research showing that different colors can impact mood by affecting the release of chemicals in the brain when the eyes see those colors. Colors are generally categorized as warm (red, orange, yellow) or cool (blue, purple, green) and each color is described in terms of the moods or feelings it may elicit. The document provides charts describing the moods associated with different colors.