“Emptiness, by contrast, is a condition that modernism treasures. Pli selon pli reminds one of that. But I am not aware of an artist before Richter who tries to make pictorial intensity out of a kind of fullness - a stuffed-fullness, or at least a heavy impenetrability- that has no specific substance to its parts, no feeling of its constituent colours and textures having been hit precisely by the maker, fixed inevitably, in all their unique particularity.”