Will the New Earth be a return to Eden and will we become like Adam and Eve were?

Returning to the prefall-Adamic state is not our destiny. The glorification we'll experience in the resurrected state will entail the righteousness of Christ which is far beyond the innocence known by Adam and Eve. But the Curse placed on the Earth because of the fall will be removed and the natural world will have an Eden-like quality, as we see from Revelation where the Tree of Life that was in Eden will be on the New Earth.

Did Adam and Eve Eat of The Tree of Life Before They Sinned?

Question from a reader:

"Did Adam and Eve eat of the tree of life before they sinned? In Heaven you state that Adam and Eve ate of the tree of life. But in Genesis 3:22 Adam and Eve now know the difference between good and evil and God drives them out of the garden. They don't eat of the tree of life which would allow them to live forever in an unregenerate state. To prevent them from being able to access the tree of life, a cherubim is put at the entrance of the garden to prevent access ...