As we mentioned in class, this idea may be controversial.
Try to watch the video again, even read the transcript.
You may be asked to write about this in your next WRITING TEST on giving opinions
https://learnenglishteens.britishcouncil.org/study-break/video-zone/your-image-your-future
and also:
https://learnenglishteens.britishcouncil.org/skills/writing-skills-practice/opinion-essay