일기엔 전날 한 일과 만난 사람들, 배운 것들, 느낀 감정, 하나님이 주시고자 했던 감명, 성경구절, 책의 구절 등을 적었다고 한다.
People wrote in diary about what they had done the day before, what they had learned, how they felt, what impressions God wanted them to give, Bible verses, and book verses.