From the excellent Gates of Vienna,

According to Dr. Daniel Pipes, Omar Ahmad, the long-serving chairman of CAIR, the Council on American-Islamic Relations, reportedly told a crowd of California Muslims in July 1998, “Islam isn’t in America to be equal to any other faith, but to become dominant. The Koran … should be the highest authority in America, and Islam the only accepted religion on earth.”

Something similar on these lines occurred in the pre-WW2 Europe when Mein Kampf was first discovered. Its ideas seemed so atrocious that they were laughed at, and Hitler was ignored even as he began to steadily prepare Germany for war.

What most of the world is doing at the present time is not different.