October 7 may be an unusually illuminating day considering it is National LED Light Day. We are all born as incredible detectors of light, intuitively seeing differences in color and brightness. Lighting professionals know that much of human sensation is visual. People respond emotionally to light and color, using its consistency to draw us in, like moths to a glowing light. The power of LED lighting affects all of us in emotional, economic, and environmental ways. Interesting LED ceiling lights.