He knows how to get point across in an effective manner while engaging the listeners at the same time. A job interview is a lot like a public speech. You will be put in the spotlight for about an hour, and every statement you make will be scrutinized. If you arrive at the interview appearing unsure of yourself and nervous, you will give off a poor first impression. Every successful public speaker knows that the first few minutes in the public eye are the most important as first impressions are everything.