Even having a room full of people greet you unexpectedly can be stressful. Especially if they jump out from behind the furniture and yell "Surprise!"
Not all of us appreciate surprises, even the good ones. But unexpected events--things we simply can't control--can be good for us.
That's Tania Luna's take in her book Surprise: Embrace the Unpredictable and Engineer the Unexpected. She's built a whole business based on surprises.
Tanie joined us in 2015, and Surprise! -- we air the interview again here.