Godliness Jokes

After acquiring enough money from handouts, an inhabitant of the Bowery decided to take his refreshment at one of Wall Street's better drinking establishments.
A financial tycoon seated next to him was visibly appalled at the appearance and odor of the down-and-outer; so much so, in fact, that he turned to the man and pointedly said, "' Cleanliness is next to godliness'-John Wesley." His words were ignored.
A few minutes later, the financier again intoned loudly, "' Cleanliness is next to godliness'-John Wesley." Still he was ignored.
Finally, the visibly irritated financier shouted in the man's face: "' Cleanliness is next to godliness'-John Wesley!"
To which the skicUrow denizen calmly replied, "' Screw you'- Tennessee Williams."

"Cleanliness is next to Godliness"
Why do they say that?
I looked it up in the dictionary, "goggles" is next to "godliness"; cleanliness is next to claustrophobia.