Follow the 6 public speaking tips I lay out in this video, and you will become a better public speaker.
1- There will never be a you like you.
2- Ease into eye contact.
3- Practice in front of a mirror (make sure what you see is what you want the audience to see).
4- Visualize success in advance (in addition to working hard).
5- Know what you are talking about (do enough research).
6- Narrate a personal story that relates to your speech.