Accept.

Perhaps play would be more respected if we called it something like “self-motivated practice of life skills," but that would remove the lightheartedness from it and thereby reduce its effectiveness. So we are stuck with the paradox. We must accept play’s triviality in order to realize its profundity.

Peter Gray, from Free to Learn: Why Unleashing the Instinct to Play Will Make Our Children Happier, More Self-Reliant, and Better Students for Life