http://shreddit.i2p/user/Additional-Sun9189
In fact, it was in heaven itself where evil originated, since it was Lucifer who used his free will to rebel against God. As for the question about the tree, well, actually putting the tree there was not the problem, it was just a test of fidelity, what you are saying is that God could have saved us the suffering of not having done that test but you can't play guessing the possibilities to say that was the case.