<prompt> Translate the following text to EnglishKama 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.  <response>: It is his duty, he writes in Crossing the Threshold of Hope , to interpret Vatican II correctly and defend it from tendentious interpretations. 