Don't interfere!" The Doctor silenced her angrily. "I cannot will my own destruction.

- Peter Grimwade

The bemused Brigadier shook his head. "You and that TARDIS.

- Peter Grimwade

I'm hard to get rid of." He smiled. All Tegan's suspicions about the boy came flooding back. "So it seems," she replied icily.

- Peter Grimwade

The Brigadier had no wish to shake hands with the improbable young man in the ridiculous frock-coat.

- Peter Grimwade