If you look across a host of measures at adoption studies, fraternal v. identical twin studies, twins-raised-apart studies, the history of early childhood intervention research, naturally-occurring experiments, differences between societies, changes over history, and so forth, you tend to come up with nature and nurture as being about equally important: maybe fifty-fifty. The glass is roughly half-full and half-empty.
Steve SailerLet the good times roll is especially or risky message for African-Americans. The plain fact is that they tend to possess poor native judgment than members of better educated groups. Thus, they need stricter moral guidance from society.
Steve Sailer