What does it mean for God to be incarnate in the person of Jesus Christ? To get at this, let's begin with a thought experiment. Try to differentiate between what makes your self “you” and the powers that your self wields. You have a self consciousness of “I, me, my”. Your self also wields powers like physical extension and movement, knowledge and speech. You could be yourself while diminishing in power: If you lost some limbs or lost some memories, you would not cease to be yourself. You would still have a continuous experience of “I, me, my” animating your powers and experiencing your experiences.
In a similar way, the Divine Self empties its powers to become incarnate...