Full Idea
So called pantheistic systems have often been characterised and challenged by the assertion that they abrogate the distinction between good and evil.
Gist of Idea
Pantheism destroys the distinction between good and evil
Source
Søren Kierkegaard (Concluding Unscientific Postscript [1846], 'Lessing')
Book Reference
Kierkegaard,Søren: 'A Kierkegaard Anthology', ed/tr. Bretall,Robert [Princeton 1946], p.204
A Reaction
He will have Spinoza in mind. Interesting. Obviously this criticism would come from someone who thought that the traditional deity was the only source of goodness. Good/evil isn't all-or-nothing. A monistic system could contain them.