The reason why so many sects hang around airports looking for converts: they know that people there are at their most vulnerable and perplexed, and ready to accept any kind of guidance.

The major difference between a thing that might go wrong and a thing that cannot possibly go wrong is that when a thing that cannot possibly go wrong goes wrong it usually turns out to be impossible to get at and repair.

Yes it is,' said the Professor. 'Wait—' he motioned to Richard, who was about to go out again and investigate— 'let it be. It won't be long.' Richard stared in disbelief. 'You say there's a horse in your bathroom, and all you can do is stand there naming Beatles songs?' The Professor looked blankly at him.

I have detected disturbances in the wash.' 'The wash?' 'The space-time wash.' 'Are we talking about some sort of Vogon laundromat, or what are we talking about?' 'Eddies in the space-time continuum.' 'Ah...is he. Is he.' 'What?' 'Er, who is Eddy, then, exactly?

I only know as much about myself as my mind can work out under its current conditions. And its current conditions are not good.

Being virtually killed by a virtual laser in a virtual space is just as effective as the real thing, because you are as dead as you think you are.

The ships hung in the sky in much the same way that bricks don't.