What are the main points to consider when preparing a speech for a large audience? Your response should contain at least 5 bullet points. Use the markdown bullet points such as: * This is point 1. Include keywords [audience, engagement, clarity, structure, delivery]. In your response, the word [structure] should appear at least 2 times. Your response must have 2 paragraphs. Paragraphs are separated with the markdown divider: ***
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