Basically, theytellpeopletorepeat a bunchofnonsensewhilethey'retryingtoperform a task — forexample, tosay “blahblahblah” overandoveragainwhileyou'reseparating a deckofcardsintosuits.
There's still a lotofresearchlefttobedonebeforewefullyunderstandhowtalkingtoyourselfaffectsyourbrain, butsofar, we'vefoundthatitcanbenefityourreasoning, performance, andwell-being.
Thenexttimeyou'reworriedaboutmaking a goodfirstimpression, justlookatyourselfinthemirrorandsay, “Hank, you're a beautifulbutterflyandyou'regonnakillittonight.”