"I enjoy doing both of them very much, concert work particularly, and the division varies from season to season"

Sarah Caldwell is revealing her pleasure of both performance work and other activities. She is stating that the amount of time she invests in each varies from season to season. This suggests that she is flexible and able to change her focus depending on the demands of the time. It likewise suggests that she is passionate about both activities and has the ability to find pleasure in whatever she is doing. Her quote shows her enthusiasm for her work and her ability to adjust to altering situations. It is a testimony to her commitment to her craft and her desire to take on whatever comes her way. Sarah Caldwell is an example of someone who is able to find happiness in whatever she is doing and has the ability to adjust her focus to meet the needs of the time.