To feel something as real in the measure of its full reality is to love. It is love which awakens us to the reality of ourselves, to the reality of others, to the reality of the world, and o the reality of God.
You must not think of the light of the sun as the true Light of God. It is a reflection of the true Light. That other Light, that we can neither know nor comprehend, is so subtle, so highly potent that, for us . . . it is darkness.