People often don' t do what they really want to for fear  of failure. You don't apply for a job case you don't get it. You don't perform at the school concert b others might laugh at you. A lack of confidence can l to a lot of suffering.

    The key to o this problem is to believe in yourself. This might be(容易)said than done, but there are many w to help you do this. Talk about your problem with a friend or look advice on the Internet. Imagine yourself being (成功）and practice breathing techniques to keep you calm when you get nervous. And the important thing is: believe you can do it. When you've (学会）to do that, you are well on your way.