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

I may not have gone where I intended to go, but I think I have ended up where I intended to be.

On the delivery plate of the Nutri-Matic Drink Synthesizer was a small tray, on which say three bone china cups and saucers, a bone china jug of milk, a silver teapot full of the best tea Arthur had ever tasted and a small printed note saying "Wait.

So long, and thanks for all the fish.

The most misleading assumptions are the ones you don't even know you're making.

There is no point in using the word 'impossible' to describe something that has clearly happened.

The difference between us and a computer is that, the computer is blindingly stupid, but it is capable of being stupid many, many million times a second.