Teachers Quote by Sir Arthur Conan Doyle
““The charlatan is always the pioneer. From the astrologer came the astronomer, from the alchemist the chemist, from the mesmerist the experimental psychologist. The quack of yesterday is the professor of tomorrow.””
![“Professor [John] Tyndall once said the finest inspiration he ever received was from an old man who could scarcely read. This man acted as his servant. Each morning the old man would knock on the door of the scientist and call, 'Arise, Sir: it is near seven o'clock and you have great work to do…” quote by Elbert Hubbard](https://sms4smile.com/quotes/img-quotes/0e4/elbert-hubbard-510_inspiration_professor-john-tyndall-once-said-the-fin_276605.jpg)
