Right, so Charlie Brown is frustrated with commercialism and asks if anyone knows what Christmas is all about, and Linus replies by quoting the Bible, reminding Charlie Brown about the religious significance of the day and thereby guarding against loss of purpose.
This context is absent in the quote, which makes it impenetrably confusing (and as such, a bad quote).
This context is absent in the quote, which makes it impenetrably confusing (and as such, a bad quote).
Edited to include character names and previous line of dialogue