i will read you a short little story that laura ingles wilder wrote. a 9-year-old boy finds a wallet full of money that's dropped on the street. the father guesses that the wallet might belong to somebody named mr. thompson. he finds mr. thompson. wilder wrote he turns to mr. thompson did you lose a pocketbook? mr. thompson jumps, slaps his hand in his pocket and jumps. yes. i have. $1500 in it. is this it? yes, that is it. he opens it and counts the money. he breathes a sigh of relief and says well, that darn boy didn't steal any of it. when you listen to that story, you form a mental image of it. it might be vivid or not so vivid, but you know -- you infer a lot of things like that the boy hasn't stolen any of the money or where the money might be. you understand why he's reached in his pocket looking for the wallet because you know that wallets occupy physical space and that if your wallet is in the pocket, that you will recognize it, and if you don't feel anything there, then it won't be there and so forth. you know all of these things. you can mak