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.
Some of the substances are mind altering.
( z1 alter :ARG0 ( z2 substance :quant ( z3 some ) :ARG1-of ( z4 include :ARG2 ( z5 substance ) ) ) :ARG1 ( z6 mind ) )