Why is Elizabeth Choy famous?

Choy was looked after by a Kadazan nanny and acquired Kadazan as her first language..She became an Anglican at St Monica's boarding school in Sandakan, where she took the name Elizabeth.She went on to complete her education at Raffles college in Singapore. As her family could not afford the fees, she started to teach, first at St .Margaret"s and then at St. Andrew"s.