Preface.- Simple Things.- The Infinitude of Primes: Euclid, Ersatz, and Erdos.- On the Twin Prime Conjecture.- On the Twin Composite Conjecture.- A Prime Family Resemblance.- Once More, Into the Primes.- Your Humble Servant Is, Newton.- Newton's (Original) Method.- The First Great Max/Min Problem.- The Roots of All Evil.- What's Your Sign.- The Square Root of Two and a Shaggy-Log Story.- A Ramanujan Morsel. The Biblical Value of Pi, or Not.- The Power of the Powers of Three.- The Demonic Harmonic Series.- Euler Sums a Series.- The Math Matriarchs of Bryn Mawr.- The Triangle Inequality in Euclid.- Isosceleast Triangles.- My Favorite Proof of Morely's Theorem (as of this morning).- Euclid, Euler, and the Regular Solids.- The Magic of Commutativity.- Wondrous Formulae.- Proving is Believing.- Mathematics and the Humanities.- References.