/lit/ - Literature

I have come to the conclusion after years of personal contemplation and reading that the nature of reality, the ground of being, is inherently non-dual. Lately I've been reading Meditations on the Tarot by Tomberg, and although I generally disagree with his interpretation because I am not a Christian, his refutation of monism is interesting. In a nutshell, he says that sramanic/yogic religions, by virtue of seeing the highest spiritual achievement as a return to God/the ground of being and dissolution, result in the annihilation of the person; furthermore, as God is love, a monistic view would have God only love Himself, which necessitates the existence of duality (God, and a subject to love), then trinity (God, a subject to love, and the essence of love itself). Tomberg asserts that mysticism in Christianity has the individual's characteristics be set ablaze by the beatific vision, while eastern mysticism has the individual suppressed by a return to the whole.
I'm still not convinced by Christianity at all and this thread isn't about this, but I'd like to know if any of you are aware of authors/books that address this issue and provide a good counter-argument to it. Can any Hindus on this board address this problem?
I find this to be