简介:AAsateenagerin1972,BillGatesboastedthathewouldbeamillionairebythetimehewas20.Whilehedidnotquiteachievethatgoal,only15yearslaterhewasabillionaire.Andby1992,asheadoftheMicrosoftcom-pany,hebecametherichestmaninAmericawithassets(资产)ofapproximatelyUS$6.3billion.BorninSeattle,Washingtonon28,October1956,