Time and movement became really crucial to how I deal with what I deal with - not only sight and boundary, but how one walks through a piece, and what one feels and registers in terms of one's own body in relation to another body.
Richard SerraThe viewer becomes aware of himself and of his movement through the plaza. As he moves, the sculpture changes. Contraction and expansion of the sculpture result from the viewer's movement. Step by step the perception not only of the sculpture but of the entire environment changes.
Richard Serra