Production still from "Sarah Sze: Improvisation" (2012)

Detail of "The Uncountables (Encyclopedia)" (2010) at the Museum of Modern and Contemporary Art, Nice, France, 2010
Production still from the Art21 "Exclusive" film, "Sarah Sze: Improvisation"

"The spontaneous is always where it's the most interesting for the artist and for the viewer."
—Sarah Sze

WATCH: Sarah Sze: Improvisation