Trains are great dirty smokey thungs", said Will. "You won't like it." 
 Tessa was unmoved. "I won't know if I like it until I try it, will I?"
 "I've never swum naked in the Thames, but I know I wouldn't like it." 
 "But think how entertaining for sightseers," said Tessa.....
 — Cassandra Clare
  trying-new-things