A venturesome minority will always be eager to set off on their own, and no obstacles should be placed in their path; let them take risks, for godsake, let them get lost, sunburnt, stranded, drowned, eaten by bears, buried alive under avalanches - that is the right and privilege of any free American.
Desert Solitaire (ed. Simon and Schuster, 1968) - ISBN: 9780671695880