Well, let's think about this. Nixon, in the early 70s, declared the "war on drugs". Carter ignored it, Reagan accelerated it, Clinton talked about it and Bush pushed it. With the possible exception of Carter, we've been fighting and losing this war for over thirty years. What does that mean? The druggies are winning.
How embarrassed would you be to admit that a guy on his couch, stoned out of his mind, wanting nothing more in life than a bag of Cheetos, kicked your ass?