I have had a bad day at work.  A child died because of me. I couldn't save him. I left the operating theater with my head in my hands. One drunk driver and now I had the thankless task of telling his parents I could not reattach his aorta to his heart. He literally died of heartbreak, and now his parents will too. It is moments in life like this that make me question everything. All I want to do is go home and give you a...