Sigmund Freud was a half baked Viennese quack. Our literature, culture, and the the films of Woody Allen would be better today if Freud had never written a word.
Nothing is more despicable than a professional talker who uses his words as a quack uses his remedies. - Francois de Salignac
The prophet and the quack are alike admired for a generation, and admired for the wrong reasons. - G. K. Chesterton
When did the world begin and how?"I asked a lamb, a goat, a cow:"What's it all about and why?"I asked a hog as he went by:"Where will the whole thing end, and when?"I asked a duck, a goose, a hen:And I copied all the answers too,A quack, a honk, an oink, a moo. - Robert Clairmont
Four out of five doctors prescribe baseball for whatever ails you. The fifth guy is a quack. - Tom Swyers
Orthodox medicine has not found an answer to your complaint. However, luckily for you, I happen to be a quack. - Richter cartoon caption