Motivational Quotes
The results suggest that an important contributor to the development of motivation for change is a perceived conflict between being an addict and holding other important and positively valued identities, or between being an addict and becoming the person one had hoped to become. Average scores on identity-related motivation for abstinence were higher in this sample than were comparable scores for motivation arising from social influence, health, and legal issues.
If compulsive drug-seeking and drug-taking behavior are often not motivated by either the desire to obtain pleasure or by the desire to relieve withdrawal, then what motivates addictive behavior in these instances? Why do addicts compulsively seek drugs? We have attempted to address these questions by proposing the concept of “incentive-sensitization”.3,30 Tire basic thesis of the incentive-sensitization view of addiction can be summarized in four points.
This paper presents a biopsychological theory of drug addiction, the ‘Incentive-Sensitization Theory’. The theory addresses three fundamental questions. The first is: why do addicts crave drugs? That is, what is the psychological and neurobiological basis of drug craving? The second is: why does drug craving persist even after long periods of abstinence? The third is whether ‘wanting’ drugs (drug craving) is attributable to ‘liking’ drugs (to the subjective pleasurable effects of drugs)? The theory posits the following. (1) Addictive drugs share the ability to enhance mes~~tetencephalic dopamine neurotransmission.

