<prompt> Translate the following text to SwahiliIt is his duty, he writes in Crossing the Threshold of Hope , to interpret Vatican II correctly and defend it from tendentious interpretations.  <response>: Kama alivyoandika katika kitabu chake cha Crossing the Threshold of Hope, ni wajibu wake kuifasiri Vatican II kwa usahihi na kuitetea dhidi ya tafsiri zenye kupotosha. 