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.
Mind altering substances may not be right to use, according to the author
( z1 possible :ARG1 ( z2 right :polarity - :ARG1 ( z3 use :ARG1 ( z4 substance :ARG0-of ( z5 alter :ARG1 ( z6 mind ) ) ) ) ) :ARG1-of ( z7 say :ARG0 ( z8 person :ARG0-of ( z9 author ) ) ) )