| 1 | No conjecture can be offered on the subject. | |
| 2 | Your theory is pure conjecture. | |
| 3 | The future is so uncertain that one man's guess is as good as another's. | |
| 4 | That surmises my goal as best as I can imagine. | |
| 5 | The price would affect the cost of every decision we make; it would take away the guesswork. |