Skipper Jonas Grumby: Ginger, I've got a problem... I've got a real problem... Now you're a girl, right?
Ginger Grant: Well, if you're not sure about that, you have got a problem.
Eunice Wentworth "Lovey" Howell: Anyone who says money can't buy happiness doesn't know where to shop.
Professor Roy Hinkley: Well, that glue is permanent! There's nothing on the island to dissolve it. Why do you know what it would take? It would take a polyester derivative of an organic hydroxide molecule.
Thurston Howell III: Watch your language! You're in the presence of a lady.
Skipper Jonas Grumby: If I were ever seen talking to this refugee from a junkyard, they'd think the skipper lost all his marbles.
Robot: The skipper lost his marbles.
Gilligan: Skipper, should I pick the yellow bananas or the red bananas, because the yellow bananas are green.
Skipper Jonas Grumby: Then pick the red ones.
Gilligan: But the red ones are pink.
Skipper Jonas Grumby: Gilligan, I don't care if you pick red-white-and-blue bananas, just pick some bananas.
Gilligan: Okay, Skipper... Blue bananas?
Answer: Bob Denver answered this when he was on a talk show hosted by Pat Sajak. He said they were going to write into an episode where the castaways found all these clothes, but it got too complicated, so he said, they decided, "who cares, it's only a TV show," and forgot about it. So the writers and actors even asked this, they just never bothered to address it.