I have to. I've been fighting it all night. I'm going to lose. My battle is as futile as a woman feeling the first pangs of labor and deciding it's an inconvenient time to give birth. Nature wins out. It always does. It's nearly two a.m., too late for this foolishness and I need my sleep. Four nights spent cramming to meet a deadline have left me exhausted. It doesn't matter. Patches of skin behind my knees and elbows have been tingling and now begin to burn. My heart beats so fast I have...