While you engage in directly separating as many precious atoms from the mass as the stubborn resistance to ordinary appliances can admit, we shall, with the blessing of God, devote our time and strength for the preparing of a mine, and the setting of a train which shall one day explode and tear up the whole from its lowest depths.

Alexander Duff, Missionary addresses delivered before the General Assembly of the Church of Scotland, in 1835, 1837, 1839. With additional papers on Female education, and the Danish, or earliest Protestant Mission to India, also in : Madhya Pradesh (India), Goel, S. R., Niyogi, M. B. (1998). Vindicated by time: The Niyogi Committee report on Christian missionary activities. ISBN 9789385485121