Possible Clues:

• Lack of belief
• Lack of belief in the existence of a God
• The absence of belief in deities
• Lack of belief in time has dissipated
• Doctrine at odds with religious beliefs, shame it unravelled
• Its proponents are beyond belief
• Shame, it turned into disbelief
• Godless philosophy
• One in Thames rowing in disbelief
• The aim's to change a lack of belief in god