Answer:
By Moon or by Sun, I shall be found. Yet I am undone, if there's no light around.
Always old, sometimes new. Never sad, sometimes blue. Never empty, sometimes full. Never pushes, always pulls.
Green arrows grow out of my sides. I go from yellow to white. My babies fly in the wind. What am I?
What type of paper can you neither read nor write on?
Its title means book.
What do angels sing in the shower?