Not that I had a bad day but John Mayer has some good advice if you are:

What do I do when I'm having an awful day? I time travel. Well, sort of. Here's how I cheat the math:

Question: Is this problem going to change your life forever or will there come a day this problem will no longer exist?

If you decide the problem won't exist after a certain period of time, then you can file it under "temporary."