I used to be really anal retentive about my kids' play-doh. I would make them be super careful not to mix the colors, and to put it away immediately when they were done to keep it soft and fresh. And then I realized, "Hey, I don't give a crap!"
Om is the sound of the universe: Heaven, earth, hell and silence all in one word. It represents the omniscience, omnipotence, and omnipresence of God. Om is a syllable of meditation and grounding. It is also a tattoo on my lower back.