Discretion is a synonym for intelligence.

“Probably lots of people have died in the castle,' Susannah was saying sleepily.…”

“A small red face ringed in soft black curls looked up at him for one moment, re…”

“the horse's head whipped up and he reared straight into the air.Colin ignored h…”

“There was no point in taking issue with Marilla's overweening self-regard. It w…”