I think this is incompletely implied by several of your items, but "switch the medium you are describing the problem in" is extremely powerful. If writing it down, talk about it out loud. If talking about it, write it down. If neither works, paint about it, or write a song, or something.

Read Eliezer Yudowsky's Sequences if you haven't, then try again using what you learned

Constructing a story around the problem can change its nature toward the others

Violence

It can solve a lot of problems, but also can create different problems

Running away from your problems. If you get far enough, they’re no longer your problem