To define the affective state, four terms can be used: passion, state of mind, emotion, and sentiments. The term "passion" is linked with the philosophical and literary tradition and designates a violent tension that the individual sustains for a certain duration. States of mind or moods are affective states of low intensity that are durable and pervasive, lack an immediately perceptible cause, and can influence initially neutral events. The term "emotion" indicates an intense affective state of short duration with a precise external or inner cause, a clear cognitive content, and the ability to reorient attention. Most scholars agree that emotion is a psychological construct with several components: (1) cognitive: finalized by the stimulus caused by emotion, (2) physiological: from the participation of the neurovegetative system, (3) expressive: linked with movement, (4) motivational: linked with intentions and the tendency to act or react, and (5) subjective: consisting of the sentiment felt by the...