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 paper discusses intoxicating substances.
( z1 discuss :ARG0 ( z2 paper ) :ARG1 ( z3 substance :ARG0-of ( z4 intoxicate ) ) )