VIII. Ahriman's Fight Against the Michael Principle — The Message of Michael

So it is, in relation to the reading of words, with the Aristotelian categories. There are ten of them, not so many as the letters of the alphabet, but they are indeed the spiritual letters. And anyone who knows how to manipulate ‘being,’ ‘having,’ ‘becoming,’ etc., in the right way,—just as we must know how to treat the several letters so that they produce the Faust of Goethe,—anyone who knows how to do this, may still be able to divine what Aristotle for example said of these things in his instruction of Alexander.