Blue carpet paves the way to the pew where we always sit, four rows back on the left. My younger brother and I are 5 and 9, too old to bring toys to church, so we draw on the bulletins or tear them to fold into rumpled origami creations, and try to sit still. It is communion Sabbath, a practice Adventists observe four times a year. This means mid-service, silver trays of fluted single-ounce cups filled with grape juice and unleavened crackers are