For years, he spent his days at a stable nine-to-five job. But for Thomas Ratel, life seemed too short not to experience some variety. So in search of freedom, he quit his permanent gig and embarked on an eye-opening journey-one that would span nearly two decades and allow him to experience more than a thousand different temporary positions to secure his place as temp job royalty. Now, in the name of experiencing anything and everything, Ratel has...