Reflecting on God's grace, I recall the difficult times in my life. 2022 was the most difficult year of my life: my mother fell seriously ill and later passed away. That same year, I witnessed how deeply selfish desires can darken and savage humanity. Human desires can run rampant, even to the point of usurping Heaven and betraying the true God. In their narcissism, people abuse their "freedom," arrogantly believing themselves superior to others and forcing their position upon them. They achieve their goals through oppression, envy others' possessions, and even seek to destroy them. They are self-centered, with no regard for others. While I have glimpsed the depths of human nature, I have also witnessed the preciousness of friendship: some friendships fade with the wind, while others, even years later, grow stronger—without pretense or pretense, but with trust, mutual reminders, and encouragement. These experiences inspired me to write the sequels to "Human Nature and Virtue" and "Friendship of the Heart and Soul." ...