By the time you've reached your sixties, you do know that one day you will die, and knowing that is at least the beginning of wisdom.
Terry PratchettGranddad was superstitious about books. He thought that if you had enough of them around, education leaked out, like radioactivity.
Terry Pratchettat least nine-tenths of all the original reality ever created lies outside the multiverse, and since the multiverse by definition includes absolutely everything that is anything, this puts a bit of a strain on things. Outside the boundaries of the universe lie the raw realities, the could-have-beens, the might-bes, the never-weres, the wild ideas, all being created and uncreated chaotically like elements in fermenting supernovas. Just occasionally where the walls of the worlds have worn a bit thin, they can leak in.
Terry Pratchett