I am a brain, Watson. The rest of me is a mere appendix.
Education never ends, Watson. It is a series of lessons, with the greatest for the last.
No violence, gentlemen — no violence, I beg of you! Consider the furniture!
There are heroisms all round us waiting to be done.
It’s every man’s business to see justice done.
I could not rest, Watson, I could not sit quiet in my chair, if I thought that such a man as Professor Moriarty were walking the streets of London unchallenged.