Miyamoto Musashi, Yamamoto Tsunetomo, Inazo Nitobe (2010). “Honor: Samurai Philosophy of Life - The Essential Samurai Collection; The Book of Five Rings, Hagakure: The Way of the Samurai, Bushido: The Soul of Japan.”, p.15, Bottom of the Hill
Julia McNair Wright (1895). “Ideal Homes, Or, Our Golden Mile-stones ...: A Volume of Practical Experices, Popularly Illustrated : Embracing All the Interests of the Household”
Robert Burns (1848). “The Complete Works of Robert Burns: With an Account of His Life, and a Criticism on His Writings. To which are Prefixed, Some Observations on the Character and Condition of the Scottish Peasantry”, p.256
James Madison, Virginia. General assembly, 1785 (1828). “A memorial and remonstrance, on the religious rights of man; written in 1784-5, at the request of the religious society of Baptists in Virginia. ...”, p.9
Sir John Davies (1759). “The Original, Nature and Immortality of the Soul, a Poem. With an Introduction Concerning Human Knowledge ... The Fourth Edition, Corrected. With an Account of the Author's Life and Writings”, p.82