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The utterance of God is a lamp, whose light is these words: Ye are the fruits of one tree, and the leaves of one branch. Deal ye one with another with the utmost love and harmony... So powerful is the light of unity that it can illuminate the whole earth.

"The Bahá'í Temple: House of Worship of a World Faith". Book edited by National Spiritual Assembly of the Bahá'í of the United States, 1942.
The utterance of God is a lamp, whose light is these words: Ye are the fruits of one tree, and the leaves of one branch. Deal ye one with another with the utmost love and harmony... So powerful is the light of unity