“Thinking outside the box” means pushing the limits of your thinking. Riddles such as this one are a time-honored tradition for teaching you this important skill.
While storytelling and mythology are ways of transmitting life lessons to future generations, riddles spur you to think for yourself—a necessary ability in all cultures around the world. Riddles have, for a very long time, been a tool for developing this skill. This riddle is related to family relationships.
