Judging by the popularity of do-it-yourself and self-help materials on the market today, society seems to be on an endless quest for purpose and satisfaction. Wanting to be the best versions of ourselves is a noble yet time- and resource- consuming pursuit. People have often said, "If only I had an owner's manual for life . . ." We do: The Holy Bible. But who has the time to weed through that sizable book for the answers to life's questions? Lead...