She was correct in addressing the "separation of church and state" issue in the debate and the intelligentsia was clearly wrong when they ridiculed her. That term comes not from the Constitution but from a judicial construct authored by Hugo Black, the only known KKK member to serve on the Supreme Court, that was partially plagiarized from Thomas Jefferson. He was appointed by Democrat FDR. Think about it.
Follow the link to read an excellent commentary by Ann Coulter.
