He left his four wives and eight children in China when he fled Mao Zedong .
Kuo wooed and married the 21 - year - old sister of one of his students , Ein Simmone Kuo .
Although he left his four wives and eight children in China when he fled Mao Zedong , Kuo wooed and married the 21 - year - old sister of one of his students , Ein Simmone Kuo .