Melkor is the saviour of mankind

[Legate of Amon Lanc]

Originally Posted by Tar-Telperien

We know that this world was destined to be under the Dominion of Men eventually.

Old Fëanor fella would be certainly pleased hearing that
Oh, and by the way, was it not the same Melkor who first implied this idea to him?

Originally Posted by Tar-Telperien

If Men got so corrupted that Eru had to alter their lives that much, and if that potential was inherent in their being, then why should they have existed at all? Particularly if so much (namely the future of the world) depended on them.

You happen to hit an interesting thing here. How comes that the Elves were suited to live longer (well, infinitely) in the world, but in the end, they all departed? Something strange here. "Diminish and depart."