Just say no. It's a simple phrase, but many Americans seem to have trouble with the concept. Now they want to change the phrase to: Say yes to marijuana. The unfortunate thing is, so many influential people in our society do drugs frequently or have at least tried them and don't see anything wrong with their habitual use. Marijuana isn't harmless. According to the Office of National Drug Control Policy, overall drug use is down, but eighth- and 10th-graders are using it more often than they did in the 80s. [continues 471 words]