Reason why people care to celebrate Christmas that is recollection to birth of Christ. It would not just be a great time for  family to come together to pray, give gifts and share love to one another ,has a lot of delicious foods , looking on the beautifully packed with lights and balls Christmas tree and lanterns . Christ had assisted world many things. 

                       And reason Christ need to follower think back  because her death is a ransom for the man obeyed the opportunity to receive eternal life ,and wages sin pays is death ,but the  God's gift  is eternal life because of Jesus Christ  Lord. Christ also suffered for you ,and laid down the foundation for you to follow her steps closely. So each year on the death of Jesus Christ’s the anniversary , disciples of Jesus will remember her .As “The save the world" .