Houdini — "I was never afraid of failure; for I would sooner fail than not be among the gre…"

"The chains are only as strong as the mind that conceives them."

"It is needless to say that women make the most patient as well as the most dangerous pickpockets."

"Doors only lock, Because enemy within scares more than outside."

"Sir Arthur, I have devoted a lot of time and thought to this illusion ... I won't tell you how it was done, but I can assure you it was pure trickery. I did it by perfectly normal means. I devised it …"

"I am willing to state that Spiritualism is a fraud of the worst description. I have had a life of sorrow, I have been poor and ill, but I consider it my duty, a sacred thing, a holy mission to expose …"