Christmas is a time of encouragement - If there is any encouragement (exhortation)
Luke 2:25 ESV
Now there was a man in Jerusalem, whose name was Simeon, and this man was righteous and devout, waiting for the consolation of Israel, and the Holy Spirit was upon him.
Christmas is a time of comfort - God so loved that he gave.
John 3:16 ESV
“For God so loved the world, that he gave his only Son, that whoever believes in him should not perish but have eternal life.
Isaiah 40:1 ESV
Comfort, comfort my people, says your God.
Isaiah
Christmas is a time of fellowship - God has participated in our world. His Spirit now at work.