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If thou would'st have that stream of hard-earn'd knowledge, of Wisdom heaven-born, remain sweet running waters, thou should'st not leave it to become a stagnant pond.

H. P. Blavatsky (2016). “The Voice of the Silence”, p.52, BookRix
If thou would'st have that stream of hard-earn'd knowledge, of Wisdom heaven-born, remain sweet running waters, thou should'st not leave it to become a stagnant pond.