I say, Watson,’ he whispered, ‘would you be afraid to sleep in the same room as a lunatic, a man with softening of the brain, an idiot whose mind has lost its grip?’ ‘Not in the least,’ I answered in astonishment. ‘Ah, that’s lucky,’ he said, and not another word would he utter that night.

I wanted to end the world but,I'll settle for ending yours.

“How ever did you see that?” “Because I looked for it.”

It is with nations as it is with individuals. A book of history is a book of sermons.

You know my method. It is founded upon the observation of trifles.

He seems to have declared war on the King’s English as well as on the English king.

Desultory readers are seldom remarkable for the exactness of their learning.