L. Frank Baum,
Sam Steele's Adventures on Land and Sea
“ While we ate, however, my Sulu was busily thinking, and so was I. As a result I presently gave my leg a delighted slap and began to laugh.Nux looked at me with a grin of sympathy upon his black features.“What’s matter, Mars Sam?”“Nux,” said I, checking my amusement and trying to look grave and impressive, “there’s an old saying that ‘there’s never a lock so strong but there’s a key to fit it’. In other words, while there’s life there’s hope; never give up the ship; every sky has a silver lining!” ”
