Love him or hate him, he did get elected. . . . twice (scary).
I think Bush is probably right on this account (scarier).
The US and parts of the West are in the middle of a religious revival.
9/11 and growing fanaticism among the Islamic community are pushing many to think about and gravitate back towards more traditional Western values - including religion.
Remembering what made a society great is not a bad thing - so long as it is done in context.