From a Washington Post review by Michael Dirda headlined “Math ruined by GPA. But a new book rekindled my fascination with numbers”:

As a high school sophomore in the 1960s, I was struggling with geometry, then being badly taught according to the notoriously ill-conceived system known as the New Math. In despair over one D-plus too many on my week’s homework, I finally resolved never, ever to take another course involving numbers.