NY 'tiger mom' hothouses nine daughters with Mandarin lessons

NEW YORK - It is not uncommon for non-Chinese heritage people to learn Mandarin nowadays as the world's oldest written language is becoming increasingly popular with the rapid rise of China.

But it is phenomenal that 58-year-old Lynn Berat, who holds two PhDs from Yale University, kind of "forced" her nine daughters to learn Mandarin from infancy in a bid to have them well-prepared to be what she called "citizens of the world".

Completely bilingual