| 1 | A blunt knife may be sharpened on a stone, but if a man is stupid there is no help for his stupidity. | |
| 2 | Here he shook his head and forced a bitter smile. | |
| 3 | I missed the regular bus, so I had to go to work on foot. | |
| 4 | I waited for a long time, but he didn't show up, so I had to go alone. | |
| 5 | But he had spoiled his daughter himself, and Mrs. Lin would take the girl's side no matter what the case might be. He smiled a helpless bitter smile. |