But they need to worry and betray time with urgencies false and otherwise, purely anxious and whiny, their souls really won't be at peace unless they can latch to an established and proven worry and having once found it they assume facial expressions to fit and go with it, which is, you see, unhappiness, and all the time it all flies by them and they know it and that too worries them no end.

On the Road (ed. Viking Press, 1957)