| The first excerpt represents the element of Air. It speaks of mental influences and the process of thought, and is drawn from On the Origin of Species by Charles Darwin: represented ten thousand generations. After a thousand generations,
species (A) is supposed to have produced two fairly well-marked varieties,
namely a1 and m1. These two varieties will generally continue to be
exposed to the same conditions which made their parents variable, and the
tendency to variability is in itself hereditary, consequently they will
tend to vary, and generally to vary in nearly the same manner as their
parents varied. Moreover, these two varieties, being only slightly
modified forms, will tend to inherit those advantages which made their
common parent (A) more numerous than most of the other inhabitants of the
same country; they will likewise partake of those more general advantages
which made the genus to which the parent-species belonged, a large genus in
 On the Origin of Species |
The second excerpt represents the element of Fire. It speaks of emotional influences and base passions, and is drawn from Ozma of Oz by L. Frank Baum: for the first time since I was made of tin, for I do not remember our
leaving the Nome King."
"You have been enchanted," answered the girl, throwing an arm
around her old friend and hugging him tight in her joy.
"But it's all right, now."
"I want my whistle!" said the little Prince, beginning to cry.
"Hush!" cautioned Billina. "The whistle is lost, but you may have
another when you get home."
The Scarecrow had fairly thrown himself upon the bosom of his old
comrade, so surprised and delighted was he to see him again, and
Tiktok squeezed the Tin Woodman's hand so earnestly that he dented
 Ozma of Oz |