They say worrying does you no good, but worrying productively can actually get you through anything—whether it’s asking for a raise or running a big race. “Mental rehearsal” is a technique that athletes, musicians, doctors, soldiers, and even astronauts
use to prepare for the worst—and perform at their best. Here’s how to use it.
via Lifehacker http://lifehacker.com/how-to-calm-your-nerves-with-mental-rehearsal-and-get-1705202829