„Five exclamation marks, the sure sign of an insane mind.“

— Terry Pratchett
„And all those exclamation marks, you notice? Five? A sure sign of someone who wears his underpants on his head.“
— Terry Pratchett
„Even as she'd been writing it, she wondered if she was using too many exclamation marks, but she was glad she left them in. Nothing says "all is good in the world" like exclamation marks, after all.“
— Derek Landy
„You are a small exclamation mark at the end of a very long and insignificant sentence in the book of history.“
— Winston S. Churchill
„Cut out all these exclamation points. An exclamation point is like laughing at your own joke.“
— F. Scott Fitzgerald
„Sullen monosyllabism, a sure sign of sleep deprivation.“
— Jim Butcher