It is a capital mistake to theorize before one has data.

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• It is a capital mistake to theorize before one has data.
  Insensibly one begins to twist facts to suit theories...
• It is a grave mistake to theorize before one
  has data...
• when you have eliminated the impossible, that which remains,
  however improbable, must be the truth. Arthur Conan...
• It is a capital mistake to theorize before you have all the evidence.
  It biases the judgment...
• The case has, in some respects, been not entirely devoid of interest.
  Sherlock Holmes [Sir Arthur Conan...
• It has long been an axiom of mine that the little things are infinitely the most important.
  Sir Arthur Conan Doyle, "A Case of...
• It has long been an axiom of mine that the little things are infinitely the more important.
  Sir Arthur Conan...
• We can easily forgive a child who is afraid of the dark;
  the real tragedy of life is when men are afraid of...
• I followed you." "I saw no one." "That is what you may expect to see when I follow you." -
  Sir Arthur Conan Doyle, "Sherlock Holmes: The Devil's...