Roger Bacon book Opus Majus
cited in: Morris Kline (1969) Mathematics and the physical world. p. 1
Opus Majus, c. 1267
Bhaskara I, quoted in: J J O'Connor and E F Robertson "Aryabhata the Elder".
Roger Bacon book Opus Majus
cited in: Morris Kline (1969) Mathematics and the physical world. p. 1
Opus Majus, c. 1267
Dante Alighieri book Paradiso
Canto XIX, lines 58–63 (tr. Sinclair).
The Divine Comedy (c. 1308–1321), Paradiso
Louis Pasteur (1822–1895) French chemist and microbiologist
As quoted in Louis Pasteur, Free Lance of Science (1960) by René Jules Dubos, Ch. 3 : Pasteur in Action
Cesare Pavese (1908–1950) Italian poet, novelist, literary critic, and translator
This Business of Living (1935-1950)
“Two or three days at sea are equivalent to at least as many weeks on shore.”
F. Anstey (1856–1934) English novelist and journalist
Prologue
Tourmalin's Time Cheques (1885)
“Learn knowledge and science from him who teaches it, even if he doesn't practice what he preaches.”
Muhammad al-Baqir (677–733) fifth of the Twelve Shia Imams
Ibn Shu’ba al-Harrani, Tuhaf al-'Uqul, p. 299
Helena Petrovna Blavatsky (1831–1891) occult writer
Adept (Lat.). Adeptus, “He who has obtained.”
The Theosophical Glossary (1892)
George William Russell (1867–1935) Irish writer, editor, critic, poet, and artistic painter
By Still Waters (1906)