"God dammit, why can't I focus today?" I muttered to myself as I brought my fists down on the piano keys in front of me. Today had just been ridiculous. As an avid classical vocalist and pianist, I knew I needed to practice at least two hours every day, but today it had been difficult. My mind kept wandering off, drifting away to some unknown thoughts floating about in my head, causing my normally nimble fingers to fumble...