‘Well, as to that . . . I see that you have a very crude notion of how science actually works. To put it simply—for, of course, you could not understand the technical explanation—to put it simply, they know that the escaped elephant must have been the source of the trunk story because they know that an escaped snake must have been the source of the snake story in the next village—and so on. This is called the inductive method. Hypothesis, my dear young friend, establishes itself by a cumulative process: or, to use popular language, if you make the same guess often enough it ceases to be a
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