
Assorted Themes, On Love for the Fellow Man
Book 1 Ch. 5 (as translated by Ninian Hill Thomson)
Discourses on Livy (1517)
Assorted Themes, On Love for the Fellow Man
Source: The Thrive Diet, Ch. 2
The Notebooks of Leonardo da Vinci (1883), XIV Anatomy, Zoology and Physiology
Source: Ashtanga Yoga Primer, 1981, p.11
Letter to Francesco Ingoli (1624)
Source: Emir's Education In The Proper Use of Magical Powers (1979), p. 99
Microcosmos: a Little Description of the Great World (1621)