Most people in the West who say they believe in God actually believe in belief in God.
There is a vast quantity of religion current in the world which is not true, genuine Christianity. It passes muster, it satisfies sleepy consciences; but it is not good money. It is not the authentic reality that called itself Christianity in the beginning.
[M]any believed but few knew very much.
Reference to believers in medieval Christendom.
'Spiritual' sounds like you worship the grass.
I believe a very large majority of church goers are merely unthinking, slumbering worshipers of an unknown God.
Those who believe for a while make only a brief tour in the kingdom, though thereafter they often feel qualified to inform those who know even less about the Church; but the fact is they were really only tourists - not natives who really knew the kingdom's countryside.
Many people have just enough natural religion to make them immune to the real thing.
Atheism is rather in the lip, than in the heart of man.