The uncreated element is freedom.
Within this freedom lies the genuine yearning to continue and add to God's Creation, thereby cultivating and enhancing divine life in ways not even God can envisage.
And that genuine yearning leads to the highest freedom a human being can know -- overcoming the determinism and objectification of the given world through love.
*I stumbled upon this sentence a few days ago and jotted it down in a notebook, but I can't recall the exact author or source. I have to learn to keep tighter notes!