
"He who had dug his own grave", from To Abel and Cain, commemorating his escape from the Nazis by his 1943 killing of an SS guard who had been assigned to watch as he dug his own grave, as quoted in "10 Amazing Ways People Survived The Holocaust" by Alan Boyle at Listverse (9 November 2014) http://listverse.com/2014/11/09/10-amazing-ways-people-survived-the-holocaust/