> As Heinlein is purported to have written, "If it's not one thing, it's two things." By Any Other Name, Spider Robinson: " And McLaughlin rescued the moment,

> As Heinlein is purported to have written, "If it's not one thing, it's two things." By Any Other Name, Spider Robinson: " And McLaughlin rescued the moment, in that split second before Higgins’s control would have cracked, doing his prizefighter imitation. “Aw Jeez, Tom, that hard cider. If it ain’t one thing, it’s two things. Go ahead; we’ll keep your shoes warm.” " for completeness, it's a play on the more common expression, perhaps best summed up in the modern age by Snoop Dogg in Pump, Pump: "if it ain't one thing it's a MFing nother"