Drying her eyes, Lenina walked across the roof to the lift. On her way down to the twenty-seventh floor she pulled out her soma bottle. One gramme, she decided, would not be enough; her’s had been more than a one-gramme affliction. But if she took two grammes, she ran the risk of not waking up in time to-morrow morning. She compromised and, into her cupped left palm, shook out three half-gramme tablets.