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.

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

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

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

Hope is a flicker, a candle flame kept burning by the simple act of breathing.

Even if you cover the whole world with darkness, you can never stop the sun from rising.

Nothing is worse than being alone on the evening of the day when one's cow has exploded.

I went as far away from home as possible in terms of the development of my imagination.

John Cleese once told me he'd do anything for money. So I offered him a pound to shut up, and he took it.

Don't depend too much on anyone.

I'm sure that half the buzz from smoking grass was the fact that it was so illegal.

In the void is virtue, and no evil. Wisdom has existence, principle has existence, the Way has existence, spirit is nothingness.

As long as it is hot, wet and goes down the right way, its fine with me.

A mechanism of some kind stands between us and almost every act of our lives.