1 Corinthians 13:1-13
Verse 13: Three things will last forever —- faith, hope, and love -— and the greatest of these is love.
Love is the greatest virtue
1 Corinthians 13:13
Love is the greatest commandment
Matthew 22:34-40; Romans 13:8-10; Galatians 5
Love is the greatest apologetic
John 17:20-23