“Being bold and adventurous and being sad and cautious seem like opposite personality types. However, these two paths to addiction are actually not mutually exclusive. The third way involves having both kinds of traits, where people alternatively fear and desire novelty and behavior swings from being impulsive and rash to being compulsive, fear driven, and stuck in rigid patterns. This is where some of the contradictions that have long confounded the study of addiction come into play—namely, some aspects seem precisely planned out, while others are obviously related to lack of restraint. My own story spirals around this paradoxical situation: I was driven enough to excel academically and fundamentally scared of change and of other people—yet I was also reckless enough to sell cocaine and shoot heroin.”