1 Peter 2 discusses the nature of Christian identity and behavior, emphasizing living as holy people and abstaining from sinful behavior. Peter encourages readers to seek spiritual nourishment through pure spiritual milk, and compares Jesus to a living stone and cornerstone of the faith. He instructs believers to submit to authority and demonstrate humility, even in the face of unjust treatment. Peter also emphasizes the importance of Christ's example of suffering, and encourages readers to endure hardships in a Christ-like manner.