What does Christmas mean?

The Old Testament book of Isaiah helps us come to grips with the riches of Christmas. If I could put it in one sentence, it tells us that Christmas means the unexpected, ultimate light comes through the God-man, which can only be received by grace. 

Let’s look at it: Christmas means 1) God does something unexpected, 2) the salvation has to do with the ultimate light, and 3) the hope you get can only be received as a gift of grace.

This sermon was preached by Dr. Timothy Keller at Redeemer Pre...