We did it!" I said, feeling limp with relief. "It actually worked!" Dr. Turgenev rubbed his forehead. "I had very big doubts." "Big doubts?" I said weakly. The Russian scientist shrugged. "I am pessimist," he said.

We did it!" I said, feeling limp with relief. "It actually worked!" Dr. Turgenev rubbed his forehead. "I had very big doubts." "Big doubts?" I said weakly. The Russian scientist shrugged. "I am pessimist," he said.