Nigel Farage meeting 'Vote Leave' supporters

The video begins with a question and a positive response, followed by expressions of gratitude and a statement of intent. The speaker reiterates a key point, encourages the audience to take action, and concludes with affirming remarks.

What does the speaker imply by saying 'Very good, quiet right? Tell everybody.'?

What emotions can be inferred from the speaker's tone throughout the transcript?