We balance probabilities and choose the most likely. It is the scientific use of the imagination. — Arthur Conan Doyle

There is nothing more stimulating than a case where everything goes against you.

You never tire of the moor. You cannot think the wonderful secrets which it contains. It is so vast, and so barren, and so mysterious.

Bear in mind, Sir Henry, one of the phrases in that queer old legend which Dr. Mortimer has read to us, and avoid the moor in those hours of darkness when the powers of evil are exalted.