Painter, sculptor, writer and philosopher Lee Ufan first came to prominence in the late 1960s as one of the major proponents of the Japanese avant-garde group Mono-ha.Japan's first contemporary art movement to gain international recognition, the Mono-ha school of thought rejected Western notions of representation, choosing to focus on the relationships of materials and perceptions rather than on expression or intervention.A new edition of a collection of writings first published in 2004, this volume features previously unpublished essays from 1967-2007 and a recent interview with Hans Ulrich-Obrist.This edition has been published by Lisson Gallery and the Serpentine Galleries on the occasion of Lee Ufan's outdoor commission, Relatum-Stage at Serpentine Galleries, London (6 February 2018 - 27 January 2019).Revised Edition.