Michael Gruenbaum says that one of the main lessons he has learned in life is to never take no for an answer. The man has a determination that is often fueled by proving and succeeding at what others think is impossible. Michael has demonstrated this over and over again: from an astonishingly rapid path to academic success (graduating from the Massachusetts Institute of Technology just eight years after being liberated from the Nazi concentration camp at Terezín), to finding a publisher for his autobiographical book after scores of rejections. […]