In Airborn, Miss Simpkins's reaction to finding out Matt and Kate were out in the jungle a second time:
Miss Simpkins: "You were in a cave together?!" Kate: "Yes, and it was very, very dark." Captain: (ushering them out) "Ladies, a pleasure as always."
In Starclimber, Chef Vlad's explanation for why he wasn't in Paris:
"Paris is charming, for a time, Mr. Cruse. It is like one of their delightful little pastries. It sits there, looking plump and smug and delicious, but let it sit too long and it curdles, becoming soggy and repellent. There is no energy in Paris, no dynamism. An artist like myself must move on. Also, I set fire to the French president.''