depending on your criteria (
if you go by cultural influence or
numbers of adherents), a case could be made that it's the clearest book in history.
(2) For the purposes
of this section, a person publishes or utters blasphemous matter
if --(a) he or she publishes or utters matter that is grossly abusive or insulting in relation to matters held sacred by any religion, thereby causing outrage among a substantial
number of the
adherents of that religion, and (b) he or she intends, by the publication or utterance
of the matter concerned, to cause such outrage.