From the Guardian, 1962, ‘How to write a thriller’

I never correct anything and I never go back to what I have written, except to the foot of the last page to see where I have got to. If you once look back, you are lost. How could you have written this drivel? How could you have used “terrible” six times on one page? And so forth. If you interrupt the writing of fast narrative with too much introspection and self-criticism, you will be lucky if you…