Throughout Love Needs Care, Smith draws parallels between the rodents he’d studied and the speed-addled hippies in the Haight. The mice on speed, he wrote, “become inordinately aggressive and assaultive… [turning] upon one another with unexpected savagery. Their violent behavior is probably intensified by confinement for it is strikingly similar to that observed in amphetamine abusers who consume the drugs in crowded atmospheres.”
