George Fox encourages believers to not fear the powers of darkness but to maintain unity and love through the power of God. He emphasizes the importance of meeting together in faith, recognizing the eternal nature of Christ, the second Adam, who transcends earthly struggles. Fox urges friends to remain faithful in God's life and power, allowing Christ to reign among them and fostering a community rooted in peace and love. He highlights the transformative power of God's word, which saves and strengthens the soul against opposition. Ultimately, he calls for a collective commitment to live in the love of God, which builds up the body of Christ.