"Congratulations to me!" You can say to yourself. "I am about to be so awake! No one will ever know I haven't slept a wink. I am about to dazzle everyone with delight!"
"Congratulations to you!" says Carl to the lucky son of a gun standing in front of you. "You're looking at someone who's about to wake up and dazzle you. This someone is pretty awesome after a cup of caffeine. Someone pretty awesome indeed."