That's a great idea! It sounds like you're thinking about how to bring more joy and beauty to your Christmas celebrations. A Christmas tree of lights is a wonderful way to add a festive and cheerful atmosphere to your home. You could start by choosing a tree, either a real or artificial one, and decorating it with lights. You could use different colors and types of lights, like string lights, light-up ornaments, or even a light-up tree topper. You could also add other decorations like tinsel, garlands, and ornaments to make your tree even more special. What do you think?