How are irrational beliefs characterized in Rational Emotive Therapy (RET)?

By thoughts with 'wishes' and 'desires' Thoughts with 'musts' and 'shoulds' Subjective observations of the environment Thoughts with 'will' and 'shall'

Thoughts with 'musts' and 'shoulds'

Irrational beliefs in RET are characterized by thoughts that dictate how things "must" or "should" be, regardless of empirical evidence.