Now we're ready to begin. You'll feel better immediately. Remember that life is made up of problems, crises, difficulties, challenges, hurdles, quests. No point in getting upset. Your job in life is to work out the problems that come before you, to the best of your ability.
Nobody can do more than that.
And proceed to do just that. Then proceed to handle this in that person's way - if possible. No matter what, if you learn from your experience, you'll come out ahead. Be sure to acknowledge to yourself what you learn from each experience and also be sure to acknowledge everything you did that was good, positive, constructive or helpful to yourself or others. It's important to do that.