Having confidence is like having money. When I feel rich and strong, but after she disappears suddenly feel small and vulnerable. Some people are born confident, but some of them should work for sure.
It is not easy to be good and I feel safe at all times and be flooded at times, but you should happen when it's important. The art of developing confidence is growing all their low self-esteem and maintain control when the situation demands it.
If you place many negative thoughts come to mind. I cannot keep up this position, oh, he's better than me, or in search of more experience than me, I do not think I'll get this promotion, fortunately never beneficial. All these assertions are not based in reality and much more for their perception. This is how you see yourself or that is what I have for myself. These are your, self-created thoughts that can end their confidence and limit themselves to achieving great successes in life.
If this is how we perceive things in life, their dreams turn into nightmares. You will always have fear of adventure and the negativity can turn into stress and depression. Re-enter the world of trust and pay attention to the thoughts, his words.
Notice the words never said, nothing is impossible, always, enough. With a little conscious effort to replace words like perhaps deliberately, sometimes or almost choose. Exudes confidence and to believe in yourself. And when you start to believe, begin to live.