The Speech That Turned an Unknown Young Man with a Funny Name into the U.S. President

In 2004, Illinois Senator Barack Obama was not widely known. But after delivering one speech, everything changed.

What’s a good example of starting a speech personally – from current situations and one’s own experiences? How do you introduce big topics using specific personal stories? How to begin calmly and build momentum throughout the speech? And how to summarize big topics into impactful, memorable punchlines?