AP Photo

If every modern president needs a creation myth, then Xi Jinping's begins on the dusty loess plateau of northwest China. It was here that Xi spent seven formative years, working among the peasants and living in a lice-infested cave dug into the silty clay that extends around the Yellow River. Gradually, the selfless peasants and the unforgiving "Yellow Earth" -- a term for China's land that symbolizes relentless toil and noble sacrifice -- transformed this pale, skinny, and nervous-looking teenager into the man who in November will take control of the world's second-most powerful country.