Bird-songs, forest glens, and mountains are not monotonous--it is the long rows of brown-stone fronts and the miles of paved streets that are so terribly same.Nature in her wealth gives us end less variety; man with his limitations is often monotonous. Get back to nature in your methods of speech-making.
The power of variety during a speech lies in its pleasure-giving quality. The great truths of the world have often been couched in fascinating stories--"Les Miserables," for instance. If you wish to teach or influence men, you must please them, first or last. Strike the same note on the piano over and over again. This will give you some idea of the displeasing, jarring effect monotony has on the ear. The dictionary defines "monotonous" as being synonymous with "wearisome." That is putting it mildly.