I love public speaking, but I'd be the first to tell you that is terrifies me at times... However, I'm comforted by TEDtalk founder Chris Anderson's four basic principles of public speaking. A great listen / watch about ideas forming in the mind of the speaker and listener!
1. Focus on one major idea. (5:04)
2. Give people a reason to care. (5:33)
3. Build your idea with familiar concepts. (6:09)
4. Make your idea worth sharing. (7:14)