HK Protesters detain alleged undercover policeman

The video tutorial starts with an introduction, followed by a discussion on the main topic, where the speaker, possibly a doctor, shares insights and key points. The content is structured to provide a clear understanding of the subject matter.

What does the statement 'I'm the doctor where I'm helping.' suggest about the speaker's role?

How does the phrase 'I don't believe.' contribute to the speaker's perspective?