stones against diamonds
"Ever since I was a child I've collected things: pebbles, shells from the rocks in the Abruzzi, strands of wire, little screws. While I was still very young I remember something momentous happened in the form of a chicken my mother was preparing for our Sunday roast. In its stomach was a collection of glass and pebbles worn smooth by water, in shades of green, pink, black, brown and white. My mother gave them to me, and that was the start of my collection ..."
—Lina Bo Bardi, Stones Against Diamonds (1947)