Canon Law states that Catholics may not disregard the teaching of an ecumenical council even if it does not propose its teaching as definitive: Although not an assent of faith, a religious submission of the intellect and will must be given to a Doctrine which the Supreme Pontiff or the College of Bishops declares concerning faith or morals when they exercise the authentic Magisterium, even if they do not intend to proclaim it by definitive act; therefore, the Christian faithful are to take care to avoid those things which do not agree with it. Spirit of Vatican II By "the spirit of Vatican II" is often meant promoting teachings and intentions attributed to the Second Vatican Council in ways not limited to literal readings of its documents, spoken of as the "letter" of the councilAvery Dulles, Vatican II: The Myth and the Reality (cf. Saint Paul's phrase, "the letter kills, but the Spirit gives life"). The spirit of Vatican II is invoked for a great variety of ideas and attitudes. Bishop John Tong Hon of Hong Kong used it with regard merely to an openness to dialogue with others, saying: "We are guided by the spirit of Vatican II: only dialogue and negotiation can solve conflicts." In contrast, Michael Novak described it as a spirit that sometimes soared far beyond the actual, hard-won documents and decisions of Vatican II. ...It was as though the world (or at least the history of the Church) were now to be divided into only two periods, pre-Vatican II and post-Vatican II. Everything "pre" was then pretty much dismissed, so far as its authority mattered. For the most extreme, to be a Catholic now meant to believe more or less anything one wished to believe, or at least in the sense in which one personally interpreted it. One could be a Catholic "in spirit". One could take Catholic to mean the 'culture' in which one was born, rather than to mean a creed making objective and rigorous demands. One could imagine Rome as a distant and irrelevant anachronism, embarrassment, even adversary. Rome as "them". From another perspective, Church historian John W. O'Malley writes: For the new churches it recommended adaptation to local cultures, including philosophical and theological adaptation. It also recommended that Catholic missionaries seek ways of cooperating with missionaries of other faiths and of fostering harmonious relations with them. It asserted that art from