This may be one of the most difficulties things to do. No matter if "failure" to you may be a failed business deal, I believe that the word " failure" is a word that means : A diffrent action is needed to achieve your objective.
If you look at it in that sense, failure will now be a mere missed oppurtunity, a chance to enforce change.
The past does does not equal the future, so in life, it doesn`t matter how many times you`ve tried and not succeeded. All that matters is here and now.
You single handedly have the power to either create the life that you want, or allow that life happens to you. I believe in you, no matter where in the world you find yourself, you have the power to overcome any failure whether, this may now seem as the end of the world for next week will be a completely diffrent.