You always need to "Keep The Light On!"
Meaning always be open to new ideas and experiences, and always be willing to learn something new, or a new way of looking at things. This will keep you growing and moving towards a better and new improved sense of being.
And also "Keep The Light On You, meaning you need to be in like/love with yourself to be the best you for you and your family. Take time out for yourself, find a hobby, take a class something that relaxes you and enlightens your being.