Lottie Moon passionately challenges the Southern Baptist church to step up in missions work, emphasizing the urgency of the harvest and the scarcity of laborers. She questions the lack of commitment and contributions towards spreading the gospel, urging believers to sacrificially give and follow in the footsteps of Jesus who became poor for our sake. Moon highlights the need for more workers in China and the responsibility of Christians to bring back the lost world to God, emphasizing the command to 'Go' and the importance of self-denial and courage in missionary life.

Lottie Moon, in her letters, emphasizes the urgency and importance of missionary work, urging young individuals to heed the command to 'Go' and spread the word of God. She highlights the challenges faced in reaching out to native women and the necessity of sowing God's word despite the resistance encountered. Moon's dedication to evangelistic work over running a school showcases her commitment to fulfilling God's calling, even at the risk of her own health. She encourages the sending of more missionaries, stressing the hardships and sacrifices involved but also the joy and blessings found in serving the Lord wholeheartedly.