 Other sources claim that she began playing golf at age 7 while watching her older brother Luke, a Princeton University student, who was hitting balls at a driving range.Li likes to tell the latter story, but Mariners Point head pro, Joby Ross, confirmed that at about 3 or 4 years old Li was very boisterous about her interest in the sport to the point of throwing tantrums when being asked to leave.At age 7 her parents called Jim McLean, who also coaches or has coached Lexi Thompson, Cristie Kerr, Keegan Bradley and Erik Compton, and arranged a visit to meet him at Doral.