A constant smirk upon the face, and a whiffing activity of the body, are strong indications of futility.
— Lord Chesterfield

There are only two styles of portrait painting; the serious and the smirk.
— Charles Dickens

By seeing the way a joke worked in the horseplay of a printing shop two centuries ago, we may be able to recapture that missing element—laughter, sheer laughter, the thigh-slapping, rib-cracking Rabelaisian kind, rather than the Voltairian smirk with which we are familiar.
— Robert Darnton

My imagination? No, I don't think it's VIVID at all. On the contrary, it's not nearly potent enough. My poor imaginative faculties have always needed...extentions. That's why I'm here with you. You're smiling again, or rather you're SMIRKING. Funny word, smirk. Rather like an extraterrestrial surname. Simon Smirk. How do you think that sounds?
— Thomas Ligotti