(Click to enlarge.) Roz Chast's illustrations of domestic desperation are like hand grenades with fool-proof pins. There's TNT in there but it never goes right off. Her characters keep a lid on it somehow. Satire or reality? My mother has every one of those teas. Not that she's a foodie: far from it. People keep giving them to her. 'Gourmet' teas seem to have achieved a kind of exotic attraction beyond their actual composition and have become the default gift - like aromatherapy kits about twenty years ago - for old ladies who have, or have had, everything. My mother's tea collection sits at one end of the kitchen bench, in a corner near the stove. The tea, loose or in bags, is in tins with lids, tins without lids, spilling out of opened boxes, packed in unopened boxes, piled up in wicker baskets and just laying loose, a tea mountain which occasionally collapses with outcrops of organic, fair trade, single estate, sustainable, ethical and socially responsi