Wilson was once asked how long it took him to write a speech. He answered, 'That depends. If I am to speak 10 minutes, I need a week for preparation. If 15 minutes, 3 days. If half hour, two days. If an hour, I am ready now.'
The historical sense compels a man to write not merely with his own generation in his bones, but with a feeling that the whole of literature from Homer and within it the whole of the literature of his own country has a simultaneous existence and composes a simultaneous order.
You can write any time people will leave you alone and not interrupt you. Or rather you can if you will be ruthless enough about it. But the best writing is certainly when you are in love. If it is all the same to you I would rather not expound on that.
Teaching and writing have tended to proceed on parallel lines, but there have been times when there was indeed carry-over from the classroom to the creative work.
I am writing a play which I probably will not finish until the end of November. I am writing it with considerable pleasure, though I sin frightfully against the conventions of the stage. It is a comedy with three female parts, six male, four acts, a landscape (view of the lake), lots of talk on literature, little action and tons of love.
You need not expect to get your book right the first time. Go to work and revamp or rewrite it. God only exhibits his thunder and lightning at intervals, and so they always command attention. These are God's adjectives. You thunder and lightning too much; the reader ceases to get under the bed, by and by.