There is no drug that is the gateway to other worse, in the same way that taking a drink from time to time does not convert a person to alcoholism. Addictions are not so much due to the substances themselves as to the characteristics of certain people that make them more predisposed to addiction. Drug abuse or addiction is considered until now as a disease of the brain, to this day has not yet found a single drug that cures the disease. But, if this were true, how is it possible that...