Not only is Mr. Booker a voracious magpie (who does not always acknowledge the sources of his ideas), but he also turns out to be an annoyingly biased and didactic one.

Like Olivia's aunts (described above), many Americans passed as white to resist the racially restrictive one-drop rule and the racial status quo of the Jim Crow era (Daniel 2002; Williamson 1980).

This deliberately alarmist scaremongery has since been repeated on various occasions, notably in Brazil before 1964 and in Chile under Allende.

What is desirable is to imitate the calf in sucking; the hand is to be not only sharply closed against the teat, but vigorous uphand pressure against the udder is to be made at the same time.