When a minister and others from the church brought up doctrinal points that they had not yet studied, such as blood, birthdays, Christmas, etc., they answered: “We have not learned about this as yet, but everything we have learned thus far has been from the Bible, so if Jehovah’s witnesses believe this, then they must have Scriptural reasons for doing so.”
... After a discussion with the Adventist pastor on Christmas, in which the pastor admitted that they still had some paganism left in their church, there remained no doubt as to who had the truth.