The truly great consider, first, how they may gain the approbation of God, and, secondly, that of their own conscience. Having done this, they would ….

If it is to be established that there is a God, then we have to have good grounds for believing that this is indeed so. Until and unless some such gr….

I call him free who is led solely by reason..

Atheism has no room for human rights..

Someone tells us that God loves us as a father loves his children. We are reassured. But then something awful happens. Some qualification is made....….

Fanaticism is overcompensation for doubt..

The garb of religion is the best cloak for power..

Interviewer: "Didn't [Sagan] want to believe?" Druyan: "He didn't want to believe. He wanted to know..

Atheism shows strength of mind, but only to a certain degree..

However far back we may be able to trace the - so to speak - internal history of the Universe, there can be no question of arguing that this or that ….

This world is like Noah's Ark. In which few men but many beasts embark..

Revolutions never go backward..

Atheism. There is not a single exalting and emancipating influence that does not in turn become inhibitory..

My personal feeling is that understanding evolution led me to atheism..

The radical defect in Christianity is that it tried to win the world by a bribe, and it has become a nullity..

Nature is not personal. She is the compound of all these processes which move through the universe to effect the results we know as Life and of all t….

The time has come for honest men to denounce false teachers and attack false gods..

I am at a loss to reconcile the expensive and glossy production values of this book with the breathtaking inanity of the content..

I have been raised to believe in freedom of thought and speech. If a minority wishes to accept that position it's their right. What I fear is that th….

Science boosts its claim to truth by its spectacular ability to make matter and energy jump through hoops on command, and to predict what will happen….

Long time men lay oppress'd with slavish fear Religion's tyranny did domineer ... At length a mighty one of Greece began To assert the natural libert….