Why was Bertolt Brecht buried with a Stilletto in his heart?

Question:He wanted it that way, apparently.

From Wiki: In his will he provided instructions that a stiletto be placed in his heart and that he be buried in a steel coffin so that his corpse could not be eaten by worms[citation needed]. He is buried in the Dorotheenst?dtischer Friedhof on Chausseestra?e in the Mitte neighborhood of Berlin.

Best Answer - Chosen by Asker: He wanted it that way, apparently.

From Wiki: In his will he provided instructions that a stiletto be placed in his heart and that he be buried in a steel coffin so that his corpse could not be eaten by worms[citation needed]. He is buried in the Dorotheenst?dtischer Friedhof on Chausseestra?e in the Mitte neighborhood of Berlin.