It behoveth all the beloved of God to become as one, to gather together under the protection of a single flag, to stand for a uniform body of opinion, to follow one and the same pathway, to hold fast to a single resolve. Let them forget their divergent theories and put aside their conflicting views since, God be praised, our purpose is one, our goal is one. We are the servants of one Threshold, we all draw our nourishment from the same one Source, we all are gathered in the shade of the same high Tabernacle, we all are sheltered under the one celestial Tree.
—‘Abdu’l-Bahá, Selections from the Writings of