A person must learn to be alone in solitude, to listen in one's heart to the wordless speech of the Spirit, and to discover the truth bout oneself and God. Then their word to others will be a word of power, because it is a word of silence.
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.