The novel's title comes from a translation of a verse in the Katha Upanishad, paraphrased in the book's epigraph as: "The sharp edge of a razor is difficult to pass over; thus the wise say the path to Salvation is hard."Katha Upanishad 1–III–14. "Arise, awake, and learn by approaching the exalted ones, for that path is sharp as a razor's edge, impassable, and hard to go by, say the wise."Razors Edge: The Katha Upanishad by Nancy Cantwell. Timequotidian.com, 29 January 2010.
The novel's title comes from a translation of a verse in the Katha Upanishad, paraphrased in the book's epigraph as: "The sharp edge of a razor is difficult to pass over; thus the wise say the path to Salvation is hard."Katha Upanishad 1–III–14. "Arise, awake, and learn by approaching the exalted ones, for that path is sharp as a razor's edge, impassable and hard to go by, say the wise."Razors Edge: The Katha Upanishad by Nancy Cantwell. Timequotidian.com, 29 January 2010