A theory of the universe that states: If anyone finds out what the universe is for, it will disappear and be replaced by something more bizarrely inexplicable.

One of the problems of taking things apart and seeing how they work - supposing you're trying to find out how a cat works--you take that cat apart to see how it works, what you've got in your hands is a non-working cat. The cat wasn't a sort of clunky mechanism that was susceptible to our available tools of analysis.

Here's what the Encyclopedia Galactica has to say about alcohol. It says that alcohol is a colourless volatile liquid formed by the fermentation of sugars and also notes its intoxicating effect on certain carbon-based life forms.

That was it. That was really it. She knew that she had told herself that that was it only seconds earlier, but this was now the final real ulimate it.

"I think we have different value systems." "Well, mine's better."

You just come along with me and have a good time. The Galaxy's a fun place. You'll need to have this fish in your ear.

A mobile phone needs a manual in the way that a teacup doesn't