When the first human being wants to sleep When the first human being wants to sleep When the first human being wants to sleep When the first human being wants to sleep When the fire in a cave ceases to burn When the fire in a cave ceases to burn When the fire in a cave ceases to burn When the fire in a cave ceases to burn When a piece of meat becomes a rotten pleat When a piece of meat becomes a rotten pleat When a piece of meat becomes a rotten pleat When a piece of meat becomes a rotten pleat