“Xi got to see both sides of that time, which is one reason I think he’s such an interesting character,” she said, “but that’s also why he’s so difficult to read.”Unlike some youths from elite backgrounds, Mr. Xi did not turn against the party or Mao, but learned to revere strict order and abhor challenges to hierarchy, said Yongyi Song, a historian and librarian in Los Angeles who has long studied the Cultural Revolution.“He suffered much under Mao,” Mr. Song said, “but I think that actually increased his belief that those who are ‘born red,’ those children of the party elite, earned the right to inherit Mao’s place at the center.”