Some days the world puts a jinx on you. Things, small or big, don't go your way, and you can say it ain't so, but you can't pull yourself out. So, you take a break and read a note: Shouts and Murmurs discusses how things even out:
Try this simple test: flip a coin, over and over again, calling out “Heads!” or “Tails!” after each flip. Half the time people will ask you to please stop.