" You become a big winner when you lose,” Dan says. “Everyone plays well when they’re winning. But can you control yourself and play well when you’re losing? And not by being too conservative, but trying to still be objective as to what your chances are in the hand. If you can do that, then you’ve conquered the game. "

― Maria Konnikova , The Biggest Bluff: How I Learned to Pay Attention, Master Myself, and Win