love & light is an enlightened key, to be used by an enlightened being when relating to maya's garden, the reality. love is to symbolize unconditional love and light to symbolize enlightenment for, unconditional love and enlightenment can not be properly understood by unawaken human beings. so, thats how an enlightened being relating to reality with unconditional love which is unlimited in terms of shape and size. spirituality borrowed that term to describe the way to relate to people, although there is no light involved, and not common love is to be shared.