A polymath can have good and extensive knowledge in chemistry, physics, mathematics, English, and many other subjects.
This is a term that is used to refer to a person of great knowledge about different subjects and areas of life.
Hence, this can account for why people do not have a true calling because they are such masters in different areas, they have not focused on one area to perfect and make it a lifestyle.
Please note that your question is incomplete so I gave you a general overview to help you get a better understanding of the concept.
Read more about polymaths here:
https://brainly.com/question/7608800