GROWTH

Without any better ideas for Mind vs. Nature, I came up with this literal interpretation. I once saw Dave Attell wear a chin strap-on, except he had it on his forehead.
SCHRODINGER'S CAT

Here's what happens when you think too much - an obscure reference to Quantum Mechanics. Still, I thought it was a legit interpretation of the theme. Schrodinger used the cat-in-the-death-box analogy to illustrate the shortcomings of applying QM to real world events.