"What one man can invent another can discover."

"The most winning woman I ever knew was hanged for poisoning three little children for their insurance-money."

"It is only when you touch the higher that you realize how low we may be among the possibilities of creation."

"The more bizarre a thing is the less mysterious it proves to be."

"Detection is, or ought to be, an exact science and should be treated in the same cold and unemotional manner."