From The Adventures of Mark Twain
Well, Tom and Huck and l, well, see, we're not so sure...
That l know what l'm doing up here? Angelfish, it's just like piloting a river. You get to know the shape of it. Like following a hall at home in the dark. And even if you feel some fear, you know no harm can come to you because you've traveled that hallway a hundred times in nothing but bare feet and faith.