<prompt> Translate the following text to EnglishKama tabia hizi zitabadilika kwa wenyewe, na kukomaa kwa kizazi cha uvumilivu zaidi, au kama kukubalika kamili kwa jamii ya Wamarekani weusi itahitaji juhudi za serikali, haijulikani.  <response>: Whether these habits will change on their own, with the maturation of a more tolerant generation, or whether full social acceptance of black Americans will require a concerted governmental effort, is unknowable. 