"Not Knowing". The Congregationalist; set to music as a hymn by Philip Paul Bliss in the 1870s, as quoted in "Glimpses of Christian History Presents More Stories: Blessed Bliss" (2007) by Thomas Corts, March 1869.
"Aphorisms on man. Translated from the original manuscript of the Rev. John Caspar Lavater, citizen of Zuric" by Johann Kaspar Lavater, New-York: re-printed by T. and J. Swords, for Berry and Rogers, Hanover-Square, 1790.