Published here, you can read the ongoing lively debate between Sam Harris and Dennis Prager, who hosts a nationally syndicated radio talk show. 

Here’s how Harris responded to the common claim that atheists are arrogant believers that everything “just happened”:

Atheism does not assert that “it is all made by chance.” No one knows why the universe came into being. Most scientists readily admit their ignorance on this point. Religious believers do not. One of the extraordinary ironies of religious discourse can be seen in the frequency with which people of faith praise themselves for their humility, while condemning scientists and other nonbelievers for their intellectual arrogance. You have done a fine job of this above. And yet, there is no worldview more reprehensible in its arrogance than that of a religious believer: The Creator of the Universe takes an active interest in me, approves of me, loves me, and will reward me after death; my current beliefs, drawn from scripture, will remain the best statement of the truth until the end of the world; everyone who disagrees with me will spend eternity in hell…

An average believer has achieved a level of arrogance that is simply unimaginable in scientific discourse—and there have been some extraordinarily arrogant scientists.

Prager argues here that God’s existence is proved by the alleged lack of moral fiber found in secular societies.

My argument is that unlike Judeo-Christian America, secular societies—generally meaning those of Western Europe—lose their will to survive (by not reproducing), and