If you had killed Watson, you would not have got out of this room alive.
Your life is not your own. Keep your hands off it.
When you have eliminated all which is impossible, then whatever remains, however improbable, must be the truth.
When people bury treasure nowadays they do it in the Post-Office bank.
When one tries to rise above Nature one is liable to fall below it.
When once your point of view is changed, the very thing which was so damning becomes a clue to the truth.
We must look for consistency. Where there is a want of it we must suspect deception.
There is a soul-jealousy that can be as frantic as any body-jealousy.
The ways of fate are indeed hard to understand. If there is not some compensation hereafter, then the world is a cruel jest.
Every man finds his limitations, Mr. Holmes, but at least it cures us of the weakness of self-satisfaction.
Anything is better than stagnation.
A dog reflects the family life. Whoever saw a frisky dog in a gloomy family, or a sad dog in a happy one? Snarling people have snarling dogs, dangerous people have dangerous ones.