The second purpose of those books was to show that there do seem to be forces, some of which are either rationalized by this magic or may be developed from it, which do not come within customary physics or within the experience of ordinary people.
Den andra anledningen till dessa böcker var att visa att där tycks finnas krafter, av vilka somliga antingen förklaras av denna magi eller kan utvecklas ur den, vilka inte faller inom vanliga fysikaliska lagar eller inom erfarenheterna hos vanliga människor.