| 1 | He caculated the cost of the journey. | |
| 2 | And this is not chess, with its cold-blooded calculations. | |
| 3 | Whatever it is you' re planning, it's for you, not him. | |
| 4 | We figured that the output would increase by five per cent. | |
| 5 | He will have to judge if and when that is no longer the case. |