Skepticism rather than credulity is the highest principle that the human intellect can use to ennoble our existence.

Since it is obviously inconceivable that all religions can be right, the most reasonable conclusion is that they are all wrong.

Religion has been an enormous multiplier of tribal suspicion and hatred.

Unlike other countries, it was founded on written proclamations. America is an ideal as well as a republic. Its documents are open to revisions. They're works in progress. There's an invitation to participate.

Here’s someone who says there’s no such thing, it’s all intelligent design. How sure am I of my own views? Don’t take refuge in the false security of consensus, and the feeling that whatever you think you’re bound to be okay, because you’re in the safely moral majority.

Only a humorless tyrant could want a perpetual chanting of praises that, one has no choice but to assume, would be the innate virtues and splendors furnished him by his creator, infinite regression, drowned in praise!

The faithful believe that certain truths have been 'revealed.' The skeptics and secularists believe that truth is only to be sought by free inquiry and trial and error. Only one of those positions is dogmatic.