Contrary to popular belief and hope, people don't usually come running when they hear a scream. That's not how humans work. Humans look at other humans and say, 'Did you hear a scream?' because the first scream might have been you screaming inside your head, or a horse backfiring.
Terry PratchettVeil, you see, if I vas to say something portentous like "zer dark eyes of zer mind" back home in Uberwald, zer would be a sudden crash of thunder,' said Otto. 'And if I vas to point at a castle on a towering crag and say "Yonder is . . . zer castle" a volf would be bound to howl mournfully.' He sighed. 'In zer old country, zer scenery is psychotropic and knows vot is expected of it. Here, alas, people just look at you in a funny vay.
Terry PratchettThe universe danced towards life. Life was a remarkably common commodity. Anything sufficiently complicated seemed to get cut in for some, in the same way that anything massive enough got a generous helping of gravity. The universe had a definite tendency towards awareness. This suggested a certain subtle cruelty woven into the very fabric of space-time.
Terry PratchettSome things are fairly obvious when it's a seven-foot skeleton with a scythe telling you them.
Terry Pratchett