normally XET cr doesnt have any impact . U need to refine your thought process . to be truthfull human beings tends to mould a habit that maybe having a negative influence on them , and they allow it become the part of it ...you are not ... the key is to fight back ...   how... get rid of the worst fears . In order to break the fears u have u need to break the habit indeed it will help you to develop postive attitude ... for this never have any guilt feelings that ur in that situation instead develop a new you through a cahnge in your life style ... get good books ...hear good music..... come out and enjoy a movie ... even if your not intersted try to stay busy.... slowly u brain tends to take this habit and replace it ... you can laways get me online at sanal_p   @ yahoo.com wish you all success the key word is dont pretend to be blind at life when you have eyes to cee