… for mathematics was the one subject that had come easy to Scarlett in her schooldays.

… She knew only that if she did or said thus-and-so, men would unerringly respond with the complementary thus-and-so. It was like a mathematical formula and no more difficult, for mathematics was the one subject that had come easy to Scarlett in her schooldays.

— Margaret Mitchell, (US author, 1900 – 1949) [From Gone With the Wind]