Still he would listen with profound gravity and attention to the old man's rhapsodies, and his quotations from paracelsus, Sandivogius, and Pietro D'Abano, which daily grew longer and longer.
"Bracebridge Hall, or The Humorists"
Washington Irving
paracelsus and the Rosicrucians, as well as their modern followers, the ancient metaphysical ideas of Egypt, Greece, and Rome find a new expression; and these doctrines raise the final problem-if there are any scientific grounds for believing in such pygmy nature-spirits as these remarkable thinkers of the Middle Ages claim to have studied as beings actually existing in nature.
"The Fairy-Faith in Celtic Countries"
W. Y. Evans Wentz
The subdivisions and elaborations of the subject by paracelsus, the Rosicrucians, and the modern theosophists are no doubt amplifications of that popular belief, which, though rather undefined, resembles the theory of these mystics in its main outlines, and was probably what suggested it to them.
"The Fairy-Faith in Celtic Countries"
W. Y. Evans Wentz