"The game is afoot!"
Adventure
"Elementary, my dear Watson."
Wisdom
"When you have eliminated the impossible, whatever remains, however improbable, must be the truth."
Truth
"I am not a romantic, but I am a realist."
Life
"The mind is the most powerful weapon we possess."
Science
"Sentiment is a chemical defect found in the losing side."
"You see, but you do not observe."
Knowledge
"I never guess. It is a shocking habit, destructive to the logical faculty."
Wisdom
"A mind needs books like a sword needs a whetstone."
Education
"The world is full of obvious things which no one by any chance ever observes."
"How often have I said to you that when you have eliminated the impossible, you must turn to whatever remains?"
Truth
"My brother would suggest that I am the most selfish man in London."
Family
"Boredom is my nemesis."
Motivation
"The game is never afoot unless the stakes are high."
Success
"I am a creature of habit and method."
Work
"Three pip bottles and a chemistry set - how my evening improves."
Science
"What do you make of him, Watson?"
Friendship
"I have my methods."
Knowledge
"You know my methods: apply them."
Education
"The curious incident of the dog in the night-time."
Wisdom
"I cannot conceive why a man should ever submit himself to such torture."
Love
"Data, data, data! I can't make bricks without clay."
Science
"There is nothing so deceptive as an obvious fact."
Truth
"I am the most long-suffering man in London."
Patience
"A scandal in Bohemia is far more interesting than a royal scandal."
Adventure
"The lowest and vilest alleys of London do not present a more dreadful record of sin than does the smiling and beautiful countryside."
Nature
"Crime is common; logic is rare."
Justice
"You have attempted to tinge your narrative with romanticism, Watson."
Literature
"I derive no pleasure from human companionship."
Solitude
"The game is worth playing, not the stakes."
Life