Quotes About Overtone

He was listening with pain of spirit to the overtone of weariness behind their frail fresh innocent voices. Even before they set out on life's journey they seemed weary already.

You need to be able to read music. For the last three parts you need to be able to play a keyboard instrument well enough to navigate at least most of the musical examples. It helps to have previously investigated the overtone series, or be ready to (the text helps you). Also, the more you are in the habit of listening to the music of the world's various cultures, the more insight you will bring to this study.