Eventually Chua realized that she was pushing her daughters too hard . Lulu had always rebelled the most, and when she too hard. Lulu had always rebelled the most,and when she was 13 she refused to co-operate at all.After a series of violent arguments,Chua decided to give her daughters a little more freedom,and Lulu immediately gave up violin leassons and took up tennis. Later she even allowed so phia to go to.