President Andrew Jackson: “I understand you taught us how to spin, so as to rival Great Britain in her manufactures; you set all these thousands of spindles at work, which I have been delighted in viewing, and which have made so many happy, by a lucrative employment.” Samuel Slater: “Yes Sir. I suppose that I gave out the psalm and they have been singing to the tune ever since.” George S. White, Memoir of Samuel Slater