I. They were "cut to heart."
II. Responding to conviction.
III. Cut = Saw asunder (see)Hebrews 4:12
IV. The relationship between soul and spirit, joints and marrow, mind and heart.
V. Gamaliel's plea for reasonableness. - "take heed to yourselves"
VI. "If the work be of men it will come to nought...but if of God ye cannot overthrow it." Basically "back off and let's see where it goes."