Note 6 — Chapter IV · VOICES OF PROPHECY
Reading edition
To reinforce the pittance his uncle was able to send him he earned money by tutoring, though to work one’s way through a university was not so easy nor so common at Madrid as we know it in America. He seems to have been a fairly human kind of instructor. According to a letter from one of his class in German he showed an exceedingly human impatience when his pupils failed to grasp his ideas as rapidly as he uttered them.6