"[Y]our continuance after in all studious actions, constancy in your fauours and kind disposition (for I must needs say as hee of Augustus -- 'Rarus tu quidem ad recipiendas amicitias, ad retinendas vero constantissimus') these incited mee to cause that which as a sparke lay shrowded in embers in my breast, to exhibit it selfe more apparantly in this little flame."
— Walkington, Thomas (b. c. 1575, d. 1621)
Walkington, Thomas, The Optick Glasse of Humors. Or The Touchstone of a Golden Temperature, or the Philosophers Stone to Make a Golden Temper Wherein the Foure Complections Sanguine, Cholericke, Phlegmaticke, Melancholicke are Succinctly Painted Forth, and their Axternall Intimates Laide Open to the Purblind Eye of Ignorance It Selfe, by which Euery One May Iudge of What Complection he is, and Answerably Learne What is Most Sutable to his Nature. Lately Pend by T.W. Master of Artes. (London: Imprinted by Iohn Windet for Martin Clerke, and are to be sold at his shop without Aldersgate, 1607)