Matt 3:7-8 7 When John realized that a lot of Pharisees and Sadducees were showing up for a baptismal experience because it was becoming the popular thing to do, he exploded: "Brood of snakes! What do you think you're doing slithering down here to the river? Do you think a little water on your snakeskins is going to make any difference? 8 It's your life that must change, not your skin!