Moreover, if he be an experienced man, he is well aware that first guesses, first hypotheses, are not always the right ones; and if he be a modest man, he will consider the fact that many thousands of thoughtful men in all ages, and many thousands still, would say, that the glen can only be a few thousand, or possibly a few hundred, years old.

"Let us say that a guess is a conclusion drawn from insufficient facts.

But they need not have been disturbed, for Hedwig's guess was nearer the truth than Nino's reasoning.