Now the world has gone to bed, Darkness won't engulf my head, I can see by infrared, How I hate the night. Now I lay me down to sleep, Try to count electric sheep, Sweet dream wishes you can keep, How I hate the night. -Marvin

We are not an endangered species ourselves yet, but this is not for lack of trying.

Human beings, who are almost unique in having the ability to learn from the experience of others, are also remarkable for their apparent disinclination to do so.

I don't believe it. Prove it to me and I still won't believe it.

He felt like an old sponge steeped in paraffin and left in the sun to dry.

The Hitch-Hiker's Guide to the Galaxy also mentions alcohol. It says that the best drink in existence is the Pan Galactic Gargle Blaster, the effect of which is like having your brains smashed out with a slice of lemon wrapped round a large gold brick.

You cannot see what I see because you see what you see. You cannot know what I know because you know what you know. What I see and what I know cannot be added to what you see and what you know because they are not of the same kind. Neither can it replace what you see and what you know, because that would be to replace you yourself." "Hang on, can I write this down?" said Arthur, excitedly fumbling in his pocket for a pencil.