| The first excerpt represents the element of Air. It speaks of mental influences and the process of thought, and is drawn from Georgics by Virgil: The corn-blade win, and strike out hidden fire
From the flint's heart. Then first the streams were ware
Of hollowed alder-hulls: the sailor then
Their names and numbers gave to star and star,
Pleiads and Hyads, and Lycaon's child
Bright Arctos; how with nooses then was found
To catch wild beasts, and cozen them with lime,
And hem with hounds the mighty forest-glades.
Soon one with hand-net scourges the broad stream,
Probing its depths, one drags his dripping toils
Along the main; then iron's unbending might,
   Georgics | 
      The second excerpt represents the element of Fire. It speaks of emotional influences and base passions, and is drawn from The Mysterious Affair at Styles by Agatha Christie: reached the door of the locked room.
 Taking the keys from Poirot, John unlocked it, and we all passed
in.  The lawyer went straight to the desk, and John followed him.
 "My mother kept most of her important papers in this
despatch-case, I believe," he said.
 Poirot drew out the small bunch of keys.
 "Permit me.  I locked it, out of precaution, this morning."
 "But it's not locked now."
 "Impossible!"
 "See." And John lifted the lid as he spoke.
 "Milles tonnerres!" cried Poirot, dumfounded.  "And I--who have
   The Mysterious Affair at Styles |