1) everything that’s already in the world when you’re born is just normal; 2) anything that gets invented between then and before you turn thirty is incredibly exciting and creative and with any luck you can make a career out of it; 3) anything that gets invented after you’re thirty is against the natural order of things and the beginning of the end of civilization as we know it until it’s been around for about ten years when it gradually turns out to be alright really.

The next year the radio series became the basis for a BBC television mini-series broadcast in six parts. When he died in 2001 in California he had been trying again to get the movie project started with Disney which had bought the rights in 1998. The screenplay finally got a posthumous re-write by Karey Kirkpatrick and the resulting movie was released in 2005.

". Adams also wrote Dirk Gently's Holistic Detective Agency (1987) and The Long Dark Tea-Time of the Soul (1988) and co-wrote The Meaning of Liff (1983) Last Chance to See (1990) and three stories for the television series Doctor Who. He was a staunch atheist famously imagining a sentient puddle who wakes up one morning and thinks "This is an interesting world I find myself in—an interesting hole I find myself in—fits me rather neatly doesn't it? In fact it fits me staggeringly well must have been made to have me in it!" to demonstrate his view that the fine-tuned Universe argument for God was a fallacy.