An infant or child is not "free" to select the nature of his sensory environment but is dependent upon adults for the quality of his sensory environment and, thus, [for] his neurobiological development and psychobiological predispositions for certain kinds of behavior. From this perspective, it is evident that before a child can reason and before reason can establish principles of moral behavior, the course of an ethical and moral life has already been set.

"Before Ethics and Morality" (1972)