Richard Rothstein - Teachers Make a Difference

The speaker shares their experience of being captivated by anthropology and deciding to pursue it as a career. However, a professor advised them to first gain a broad education in history and literature to become a well-rounded student. Although the speaker never returned to major in anthropology, they consider the advice to be the best they ever received.

Why did the speaker never return to the professor to declare a major in anthropology?

What does the speaker consider the best advice they ever received?