Why are some people so quick to recover from a setback while others wallow in despair? Why are some so highly attuned to others that they seem psychic, while others put both feet in it over and over again? Why are some people always u...

What is your emotional fingerprint? Why are some people so quick to recover from setbacks? Why are some so attuned to others that they seem psychic? Why are some people always up and others always down? In his thirty-year quest to ans...