Any topic (writer’s choice)

Prompt:

Tell us about a time you were exposed to a new idea or when your beliefs were challenged by another point of view. Please discuss the significance of the experience and its effect on you.  (no more than 250 words)

This is like an application essay written by a Chinese student who wants to apply to a college. The experience could be related to academic or daily life, but cannot be an internship. If the experience is related to academic, it would be better if talks about business, economics, finance related topics, since the major that the student intends to pursue is business administration or econ&maths.