Full Idea
Religions perish through belief in morality: the Christian-moral God is not tenable: hence 'atheism' - as if there could be no other kind of god.
Gist of Idea
Morality kills religion, because a Christian-moral God is unbelievable
Source
Friedrich Nietzsche (Writings from Late Notebooks [1887], 02[107])
Book Reference
Nietzsche,Friedrich: 'Writings from the Late Notebooks', ed/tr. Bittner,Rüdiger [CUP 2003], p.79
A Reaction
This remark is mainly aimed at Christianity, which has become progressively more sentimental in its conception of God. When some great earthquake comes, this God is not plausible, where a tougher sort of God might be.