It has always been a peculiarity of the human race that it keeps two sets of morals in stock-the private and the real, and the public and the artificial.
Mark TwainThat is a simple rule, and easy to remember. When I, a thoughtful and unblessed Presbyterian, examine the Koran, I know that beyond any question every Mohammedan is insane; not in all things, but in religious matters.
Mark TwainA home without a cat — and a well-fed, well-petted and properly revered cat — may be a perfect home, perhaps, but how can it prove title?
Mark Twain