U-Angelina Jolie uthatha eyona ndima yakhe inzima ukuza kuthi ga ngoku kwifilimu malunga noMariane Pearl, inkosikazi yeNtatheli yeWall Street Journal uDaniel Pearl, owaxhwilwa wanqunyulwa intloko ngoozwilakhe abangama-Islam ngo-2002 ePakistan. "Intliziyo Enamandla" iphambili namhlanje ngoMvulo phambi kwamajelo eendaba e-Cannes kwaye sele ingomnye wemisebenzi ekuthethwa kakhulu ngayo kuMnyhadala weFilimu wedolophu yaseFrance, ngaphandle kokuphuma kukhuphiswano.
Umboniso bhanyabhanya udibanisa uJolie kunye neqabane lakhe, uBrad Pitt, ongumvelisi, kwaye ukhokelwa nguBritane uMichael Winterbottom, umbhali we "The Road to Guantánamo" and "9 Songs", phakathi kwabanye. Isekwe kwincwadi kaMariane ethi, "A Mighty Heart: The Brave Life and Death of My Husband Daniel Pearl," ebalisa ngeziganeko zangaphambi nasemva kokubhubha kukaDaniel, xa wayenenyanga ezintandathu ekhulelwe.
UJolie uthe wayenoloyiko malunga nokudlala ngokuchanekileyo indima kaMariane, kodwa ukuba umboniso bhanyabhanya unomyalezo ogqitha kwimbali ebambekayo kunye nesiphelo esibuhlungu. "Kum, indawo enkulu yokuba kutheni le movie ibalulekile namhlanje kungenxa yokuba ndiyathandabuza ukuba ukhona umntu kweli gumbi unesizathu esingakumbi sokugcina intiyo ngaphakathi kwakhe kunoMariane, kwaye akenzi njalo.«, Ibonakalisiwe kwinkomfa yoonondaba. UJolie ukwathe ukuba ngumama osemncinci kuye kwamnceda ukuba aqonde ukuba intatheli yaseFrance yayihamba phi. «Abantu abaninzi bayalazi eli bali kwaye bayalibala ukuba uMariane wayeneenyanga ezintlanu ezinesiqingatha ukhulelwe ngelo xesha », watsho umdlali weqonga.