- 问题详情:Whenyouarelittle,it’snothardtobelieveyoucanchangetheworld.Iremembermyenthusiasmwhen,attheageof12,IaddressedthepeopleattheRioEarthSummit.“Iamonlyachild,”Itoldthem.“YetIknowthatifallthemoneyspentonwarwasspentonendingpovertyandfindingenviron...
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