Maor Cohen is known in Israel as the Lego man. Three years ago Maor went to Israeli cancer charity Ezer Mizion to donate some Lego to young cancer sufferers. But seeing children with sick parents reminded him of his early life. So Maor stayed, and the Lego sets just grew.
http://www.sdjewishworld.com/2015/02/04/israels-lego-man-tells-ezer-mizions-kids/