Authentication Score 3
Citation
Da Vinci, Leonardo. The Notebooks of Leonardo da Vinci. c. 1519.
Inaction
Da Vinci, Leonardo. The Notebooks of Leonardo da Vinci. c. 1519.
Mill, John Stuart. Inaugural Address at St. Andrews. Longmans, Green, Reader, and Dyer, 1867. Orinally given on 1 Feb. 1867, St. Andrew's University, St. Andrew, Fife, Scotland, UK.
Laozi [Lao Tzu]. 道德經 [Tao Te Ching]. c. 400 BC, ch. 48.
Laozi [Lao Tzu]. "The Natural Way of Lao Tzu." A Source Book in Chinese Philosophy, translated by Wing-Tsit Chan. Princeton University Press, 1969, ch. 48.