Aw, come on people! Jesus spoke in parables because people are so stinking farm animal stupid that they wouldn't recognise the truth if it were a big ol' fish slapping them in the face with it's tail.
Surealgurl... it's time to realise that our Lord sometimes spoke with his tongue firmly planted in his cheek.
The man had a unique sense of humor that is lost on most. Most likely because it's not a big fish slapping them in the face with it's tail.
As an evangelical tool, it is priceless! We are still talking about them 2000 years later trying to figure out if he was talking about us! The answer is probably at
www.get-a-clue.com (he was!). Somehow, in spite of it's inherent subtlety, God chose this method over the fish. Go figure.