What do we call visible light? We call it color. But the electromagnetic spectrum runs to zero in one direction and infinity in the other, so really, children, mathematically, all of light is invisible.
As you open yourself to your soul, a calming sense of peace and connectedness develops within you. This peaceful feeling deepens your levels of thought, releases the innate healing powers of your body, reminds you to be grateful for all the gifts of life, and broadens your perspective, so that you can be at peace with the way things are.