Dignities are like faces; no two are the same.
There are two kinds of characters in all fiction, the born and the synthetic. If the writer has to ask himself questions - is he tall, is he short? - he had better quit.
I don't answer questions containing two or more unsupported assumptions.
I think one or two of the later Holmes stories are among the best.
There are only two kinds of books which you can write and be pretty sure you're going to make a living cook books and detective stories.
The only two kinds of books could earn an American writer a living are cookbooks and detective novels.