text:  And so even if I mess up or don't get everything exactly right, like, I'm probably the harshest critic of myself relative to anyone else. And that's pressure relieving in a way. That's cognitive scientist and Dartmouth College president Sian Bylock. Her book is called Choke, What the Secrets of the Brain Reveal About Getting It Right When You Have To. You can see her full talk at TED.com.