According to researchers who have tested this model, "A dualistic model in which passion is defined as a strong inclination or desire toward a self-defining activity that one likes (or even loves), that one finds important (high valuation), and in which one invests time and energy."[17] It is proposed that there exist two types of passion.
“Un modelo dualista in che la passione è definita che una forte inclinazione o una vogliazione per una esperienza autodefinitazione che l’on amore (o amore), che l’on è importante (high valuation) e in che l’on investite tempo e l’energia.”