The Sign of the Four, Chapter 1 ('The Science of Deduction')
Holmes's manifesto: 'Detection is, or ought to be, an exact science.' Also contains the cocaine-injection scene.
Read in Books4Free →Holmes's Method and the Science of Deduction
From The Adventures of Sherlock Holmes by Arthur Conan Doyle
Holmes's defining philosophy of observation and logical reasoning, repeated and refined across the canon.
The Sign of the Four, Chapter 6
The famous formulation: 'When you have eliminated the impossible, whatever remains, however improbable, must be the truth.'
Read in Books4Free →A Case of Identity (Adventures)
It has long been an axiom of mine that the little things are infinitely the most important.Read in Books4Free →
A Scandal in Bohemia (Adventures)
'You see, but you do not observe. The distinction is clear.' Holmes on the steps to 221B.
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