Separate from the other unnamed billions who walk the earth, each of these little groups of three or five or twelve, brought… — Belva Plain Copy Share Image
no one in a group of three is the same person he (she, it) is in a group of two. No more… — Rose Wilder Lane Copy Share Image
Almost any group of three is going to form a triangle, with two points closer to one another. — Amy Dickinson Copy Share Image