separated at birth?

we have all been here before... Positively Fourth Street* You've Come a Long Way, Baby Diachronicity: A Causal Disconnecting Principle A Rogues Gallery * "Note that the book Seligman references - Charles Murray's Human Accomplishment: The Pursuit of Excellence in the Arts and Sciences, 800 B.C. to 1950 - is an extended paean to Blind Boy Apollo and the All-White Astronauts of Western Civilization." I'm just saying...