When will I learn?

When things get quiet- they are not just playing quietly! They are doing something naughty! I should know this by now, I get reminded frequently, yet still when the house gets quiet I hope that something good is happening. Today this is what I found after a brief moment of quiet- Little with Agent Blue (a Listerine product to hepl color your teeth before brushing) all over his face, his dinosaur, the bathroom floor, the sink, my towels....