translation.en: So, this woman, who converted from the Church of England to Catholicism when she married my father -- and there's no one more rabid than a Catholic convert -- decided to teach in the rural areas in Nigeria, particularly among Igbo women, the Billings ovulation method, which was the only approved birth control by the Catholic Church.
translation.zh: 哎，我妈原本信仰英国国教， 但她嫁给了我爸以后，她就改信仰天主教了—— 没有任何人会比一个天主教的皈依者更急进的了—— 她决定在尼日利亚的农村地区普及知识， 特别是在伊博女人中间， 普及的知识是比林斯排卵法。 天主教只允许用这种方法来控制生育。