Warning: Undefined array key "visitor_referer_type" in /var/www/vhosts/wordinf.com/core/app/libraries/Core.php on line 98 Ursula K. Le Guin - A man can trust his luck, but a...
A man can trust his luck, but a society can't; and cultural change, like random mutation, may make things chancier. So they have gone very slowly. At any one point in their history a hasty observer would say that all technological progress and diffusion had ceased. Yet it never has. Compare the torrent and the glacier. Both get where they are going.