823c4c54_aNobii___s_note__Outliers__Original_text
[0] 271 [Comment] Chapter 8: RICE PADDIES AND MATH TESTS [Original text] 
But the differences between the number systems in the East and the West suggest something very different—that being good at math may also be rooted in a group's culture.
aNobii: 's note: Outliers
Original text