When you're writing, it's rather like going on a very long walk

Words," he said, "is oh such a twitch-tickling problem to me all my life.

Two wrongs don't make a right.

...there are no secrets unless you keep them to yourself, and this was the greatest secret I had ever had to keep in my life so far.

Now that I am alone, I don't have to hide it; I don't have to hide anything any longer. I can let my face go because no one can see me; because there's twenty-one thousand feet between me and them... No, I don't have to press my teeth together or tighten the muscles of my jaw.

I doubt I would have written a line ... unless some minor tragedy had sort of twisted my mind out of the normal rut.

... and when he put his mind to it, he could make his words coil themselves around and around the listener until they held her in some sort of a mild hypnotic spell.