For instance, on the planet Earth, man had always assumed that he was more intelligent than dolphins because he had achieved so much—the wheel, New York, wars and so on—whilst all the dolphins had ever done was muck about in the water having a good time. But conversely, the dolphins had always believed that they were far more intelligent than man—for precisely the same reasons.

Believe me, it is a great deal better to find cast-iron proof that you're innocent than to languish in a cell hoping that the police---who already think you're guilty---will find it for you.

He almost danced to the fridge, found the three least hairy things in it, put them on a plate and watched them intently for two minutes. Since they made no attempt to move within that time he called them breakfast and ate them. Between them they killed a virulent space disease he'd picked up without knowing it in the Flargathon Gas Swamps a few days earlier, which otherwise would have killed off half the population of the Western Hemisphere, blinded the other half, and driven everyone else psychotic and sterile, so the Earth was lucky there.

The Macintosh may only have 10% of the market, but it is clearly the top 10%.

Did I do anything wrong today," he said, "or has the world always been like this and I've been too wrapped up in myself to notice?

The problem is, or rather one of the problems, for there are many, a sizeable proportion of which are continually clogging up the civil, commercial, and criminal courts in all areas of the Galaxy, and especially, where possible, the more corrupt ones, this. The previous sentence makes sense. That is not the problem. This is: Change. Read it through again and you'll get it.

I don’t know what I’m looking for.” “What not?” “Because … because … I think it might be because if I knew I wouldn’t be able to look for them.