This patron asks if we've got an index for the "For Dummies" books. I say we don't, but show him how to keyword-search it in the catalog. He's satisfied.
He tells me, "You know, I been around a while, and there's one thing I can say for sure. I've never spent a minute too long in a library. Never." Then he strolls out.
Reading: Teranesia by Greg Egan