• When bad mood comes a person will not be able to rise from the problems alone. We need supporting from our friends, family to reduce suffering caused by the failure.
• Don't regret what has happened. Said to your self that sadness will end soon. This is one of the key to out of the bad mood.
  
• Pull the straight line to separate the past and the future. Better to facing the fact than mourning.
• Show the objective and clear mind. There are many people facing the heavy problem than us.
• When other people could raise from the problem. Why we can do that?
• Let the times solve the problem. The sadness will burried by the time.
• If we difficult to past the problem. there is good way to talk with someone professional. Psychologists maybe.

I hope we can solve all the problemand this little tips useful for us, And don't let the problem cause the bad mood.