Jenny Holzer, a conceptual artist who represented the United States at the Venice Biennale in 1990, is known for her utilization of language as art. The opening piece in this book reads "It's a safe game to play with your nose, shutting off the air and letting it flow again. Then you can escalate and see how long you can last until you pass out, your hand relaxes and you breathe normally again." -- Source of annotation: Marvin or Ruth Sackner.