Few are the concerns in human behaviour that can be measured in binary terms, that is, either/or situations. And fewer are the recoveries that psychotherapy can offer that can be measured in binary terms, as in: I had a problem, now I don’t.
Many concerns can be measured on quantitative scales or continua, bearing in mind that for each person there will be a different cut-off point in which a quantitative change will become a qualitative one as well.
Anger and depression are two good examples that I hope
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