We can never know what strengths and revelations might be on the other side of our fears until we face them and feel them all the way through. True positive thinking is the mental stance of surrender, simply trusting the process. We learn to accept what is.
...Consider this then: That there is a level of truth, vitally important to human beings, which lies beyond the explainable, demonstrable natural world. In fact, this truth is often more important and sustaining to human beings because it is an eternal truth, not changeable, never at the mercy of different historical theories, or the whims of the scientist, or the observer of heavenly bodies. This truth, in a sense, is our spiritual food.