Excerpt: When my own boy and girls, who call me ?Daddy,? read any of my books at home?and I am proud to say they all do?a question almost invariably asked is: ?But do tell us, is it all true?? I answer as best I can. Now, no tale in the world is ever ?all true?: it would not be a story if it were, would it? Nevertheless I have knocked about all over the world so much, and made so many notes and ob...