Nerves are about uncertainty, not personality
Public speaking anxiety is generally driven less by someone's overall personality and more by the uncertainty of performing unrehearsed in front of an audience. That is why concrete preparation, like rehearsing content and having ready answers, reliably reduces nervousness more than general reassurance does.
Delivery matters, but content and structure matter more
Confident delivery, like eye contact and pacing, gets a lot of attention in public speaking advice, but a well-organized talk delivered with only moderate polish generally lands better with an audience than an unfocused talk delivered smoothly.
Frequently Asked Questions
Is it normal to feel nervous even after a lot of practice?
Yes β some baseline nervousness before speaking is extremely common even among experienced speakers. The goal of preparation is generally to manage and channel that energy, not to eliminate it entirely.
How long should I rehearse a talk before giving it?
There's no universal number, but rehearsing enough times to run through the entire talk out loud without needing to read from a full script, and getting the timing reasonably close to the actual time limit, is a reasonable practical target.