Chrispy, if you've read any of Michele's books, you know that what DLS advised is considered part of the Last Resort Technique. Not something to try until less drastic measures have proven fruitless.
Oh, except the "cheat on her" thing. Michele would never advise that!
If you can get what you want without bombing everything, that's always best in my opinion.
M: A really long time. Crisis: 5 years. She's still worth it.
Life is never made unbearable by circumstances, but only by lack of meaning and purpose. -Viktor Frankl