I suppose I can agree that if Dems want to get more people, they need more shiney glass and whistles, but I have to say I don't think should be done by putting more religion into political speeches and certainly should not be done by quoting biblical scriptures.
Healthcare and all that are certainly moral imperatives, but they need not be equated with religious imperitives. If anything on earth can be learned from the complete debaucle in Iraq, it should be what a terrible thing it is when religion dominates the secular field.
I think the best way to address this issue is to state that faith, much like political philosophies, can inform ones values. For example, a leader of the Moral Majority was removed from his post because he felt that his faith required him to focus more on such issues as poverty and healthcare.
Also, to be blunt, it is not religion or secularism that is the enemy, but fanaticism. Pol Pot, Stalin, and Mao were perfectly capable of causing great misery by the pursuit of their objectives without concern for others - -- and had no use for religion.
There are religious progressives such as Rev Dr. C. Weldon Gaddy, Rev. Barry Lynn, Rabbi Michael Lerner, Rabbi Eric Yoffe and others whose spiritual values include respect for the beliefs of others. There was a great speech by Barack Obama earlier this year on the issue of faith in the publc sphere in his Call to Renewal Keynote speech at the Sojourner's convention: