Our society does a terrible disservice to men
by raising them to think that their penis has to be 10 inches long, hard as a rock and last all night. It’s no wonder that many men feel insecure about their sexuality. Great sex involves your whole body; in fact, having great, mutually satisfying sex is usually quite the opposite of what you see in those performance-oriented sex videos.
The more you think of sex as being about performance, the more worries you'll have.