Is the problem the thought, or your relationship to it?
Frank Bond and colleagues, on Hayes's model · Preliminary Psychometric Properties of the AAQ-II, Behavior Therapy 42 · 2011
B · Replicated, size uncertain
Psychological flexibility is defined as acting on values while unwanted thoughts and feelings are present, rather than acting to control them. The AAQ-II measures the inverse: experiential avoidance. The model is coherent and the scale is reliable; outcome trials of ACT show effects comparable to other established therapies rather than superior ones.
ProbeName a thought you have been arguing with. Write: I am having the thought that X. Then name the next action your values imply, and whether the thought stops it.