Casual xenophobia

Andrew: "What's the best thing to do in Edinburgh in a single evening?"

HL: "Take the train back down to London."

Casual Northern-ism

KP, Guest star #54: "What do they do in Lincolnshire(1)? They make sausages(2)."

(1) Yes, I know this isn't that far north, but it's far enough.
(2) I realise this could be construed as a compliment rather than the disparaging comment it was intended to be. Please do not be confused.

Well, that's all okay then

Talking to owners who had returned to collect their dog, having been touring the town centre to kill time during the day -

Clinician: "So, did you enjoy the town?"
Owner: "Oh yes, busy though, when we went to see the colleges and all."
Clinician: "So you met the hundred and one Chinese and Japanese tourists! At least they're short enough you can see the sights over their heads..."
[everyone laughs]
Me: [amused] "I should probably point out that my future in-laws are Chinese."
Clinician: "Really?! Well, pretend I just said Japanese then."

Yes, yes it was

While assembling HL's own-recipe bruschetta together in the kitchen -

Han-Ley: "You're like the Spartacus to my da Vinci!"
Me: "I don't think you mean Spartacus..."

After a quick lesson from Wikipedia -

Han-Ley: "So... that was the worst analogy ever."

Of course, it made sense in context

Blaise, sipping a Czech beer:

"You can almost taste the goat!"