Believe me when I say I, and allow me to speak for a fellow atheist, mean ALL deity worshiping religions. So no, he was not talking about Islam specifically.

You can leave Islam so in that sense no one can force you what to think but in many parts of the world you would have to have great trust to tell anyone about it. What is the punishment for apostasy in Islamic states?

I don't go to mythical places with strange men.
-- Douglas Adams, The Long Dark Tea-Time of the Soul.