But when humans have nondogmatic desires and don't transform these desires into dogmatic musts, they will modify what can be changed, adjust constructively to situations that can't be changed, or try to prevent something unpleasant from happening in the future.
Neenan, Michael; DiGiuseppe, Raymond; Dryden, Windy. A Primer on Rational Emotive Behavior Therapy (Kindle Locations 1020-1022). Research Press. Kindle Edition.