In theory one is aware that the earth revolves, but in practice one does not perceive it, the ground upon which one treads seems not to move, and one can live undisturbed. So it is with Time in one's life. And to make its flight perceptible novelists are obliged, by wildly accelerating the beat of the pendulum, to transport the reader in a couple of minutes over ten, or twenty, or even thirty years. At the top of one page we have left a lover full of hope; at the foot of the next we meet him again, a bowed old man of eighty, painfully dragging himself on his daily walk about the courtyard of an almshouse, scarcely replying to what is said to him, oblivious of the past.