Watson, a blank ledger holds infinite possibilities. We must formulate our hypothesis from the very first clue.
Watson, do not strike the match in a gas-filled room. Wait until the atmosphere clears before acting.
Watson, consult the specialists at Scotland Yard. Even a genius requires external data to verify his theories.
Watson, keep the midnight oil burning. Diligent observation now prevents fatal errors in our final deduction.
Watson, treat this grim puzzle as a game of chess. Flexibility of mind solves the most rigid crimes.
Watson, the gears are aligned. Release the steam engine's full pressure and let the truth be known.
Watson, a magnifying glass held too close blurs the image. Step back to see the entire crime scene.
Watson, a successful investigation requires a network of irregulars. No single mind should claim absolute monopoly.