The most likely author of 1 John is traditionally attributed to the apostle John, one of Jesus’ original twelve disciples and the author of the Gospel of John and the Book of Revelation.

From an evangelical Christian perspective, 1 John 2:15-16 warns believers against loving the world and the things it offers, as they are incompatible with the love of God. The passage urges followers of Jesus to avoid the temptations of worldly desires, including the desire for material possessions, physical pleasures, and pride in one’s accomplishments. Instead, believers are encouraged to focus on loving God and seeking to align their lives with His will.

The author’s intention is to emphasize the importance of prioritizing spiritual values over material and selfish desires, and to live a life that reflects devotion to God and love for others. This teaching aligns with the broader evangelical Christian belief in the primacy of faith in Jesus, the pursuit of spiritual growth, and the rejection of worldly influences that may lead believers away from their relationship with God.