| 1 | Maybe I blocked it out, who knows. | |
| 2 | We on Earth have protection in the form of a magnetic shield. | |
| 3 | It will shield buildings too, though, for a suitable consideration. | |
| 4 | But parents make no apology for shielding their children from what they see as bad influences. | |
| 5 | This will be able to attack both ballistic missiles and aircraft, whose electronics tend to be better shielded. |