| 1 | Smoking is no good for health. | |
| 2 | Don't expend all your energy on such a useless job. | |
| 3 | How do we judge which barriers are useful and which are outmoded? | |
| 4 | I know its bad for his health as well as mothers and mine. | |
| 5 | He chafes at the unhelpful pressure to wed from his parents and neighbours. |