Found this and more good quotes at Way of the Mind Blog. More here too.
Here are my favorites:
Atheism is nothing more than the noises reasonable people make when in the presence of religious dogma. - Sam Harris
Faith means not wanting to know what is true. - Friedrich Nietzsche
The invisible and the non-existent look very much alike. - Delos B. McKown
Two hands working can do more than a thousand clasped in prayer. - Anonymous
Be thankful that you have a life, and forsake your vain and presumptuous desire for a second one. - Richard Dawkins
Calling Atheism a religion is like calling bald a hair color. - Don Hirschberg
A lie is a lie even if everyone believes it. The truth is the truth even if nobody believes it. - David Stevens
Religion does three things quite effectively: Divides people, Controls people, Deludes people. - Carlespie Mary Alice McKinney
When a man is freed of religion, he has a better chance to live a normal and wholesome life. - Sigmund Freud
An atheist is a man who has no invisible means of support. - John Buchan
I don’t believe in God because I don’t believe in Mother Goose - Clarence Darrow
Faith does not give you the answers, it just stops you asking the questions. - Frater Ravus
When one person suffers from a delusion, it is called insanity. When many people suffer from a delusion it is called religion. - Robert Pirsig
I have no need for religion, I have a conscience. - Anonymous
The finality of death is the coldest truth one must face. Religion makes the perfect distraction. - Anonymous
Animals do not have gods, they are smarter than that. - Ronnie Snow
I have never seen the slightest scientific proof of the religious ideas of heaven and hell, of future life for individuals, or of a personal God. So far as religion of the day is concerned, it is a damned fake… Religion is all bunk. - Thomas Edison
Fundamentalism, of any type, due to its prerequisite lack of intelligent thought, could prove to be the worst weapon of mass destruction, of all. - David J. Constable
Today’s religion will be the future’s mythology. Both believed at one time by many; but proved wrong by the clever. - Steven Crocker