Agnosticism is Atheism in Denial

To say it can't be known whether gods actually exist or not is to be an atheist. Atheism doesn't require knowledge of the non-existence of gods, it merely doesn't accept unsubstantiated theistic beliefs that claim gods actually exist. Theism doesn't require knowledge of the actual existence of gods, it merely accepts unsubstantiated beliefs that claim gods actually exist.

via International Skeptics Forum http://ift.tt/1DAWb7y