The important thing about having lots of things to remember is that youโve got to go somewhere afterwards where you can remember them, you see? Youโve got to stop. You havenโt really been anywhere until youโve got back home.
Terry PratchettEverything starts somewhere, though many physicists disagree. But people have always been dimly aware of the problem with the start of things. They wonder how the snowplough driver gets to work, or how the makers of dictionaries look up the spelling of words.
Terry Pratchett