The word of the day is “beware.”  “An evil heart of unbelief:” who among us would admit that we are susceptible to having such a hardened heart (OSB vs. 12-13)?  After all, we are members of the Body of Christ and are “partakers of Christ’s nature” (OSB vs. 14).  But in our reading of Hebrews 3:12-16, the apostle warns about possessing a heart that has “departed from the living God” (OSB vs. 12).  He writes, “Beware,.. lest anyone of you be hardened through the deceitfulness of sin” (OSB vs. 13). We Can Possess and Lose It Our reading today warns against over-confidence.  False assurance treats faith as a permanent possession, something that cannot be taken away from us.  Yes, we…