This paper discusses marijuana, crack/cocaine, tranquilizers, hallucinogens, amphetamines, heroin, alcohol, nicotine and caffeine to provide a framework for the author's argument that the legalization of drugs can in no way be deemed as ethical or moral.
The difference between legality and morality is highlighted.
( z1 highlight :ARG1 ( z2 differ :ARG1 ( z3 legal ) :ARG2 ( z4 morality ) ) )