"He made it clear that, “technique is not so important to me, but people and their activities are”. He said, “Think about the photograph before and after, but not during. The secret is to take your time but also to be very quick”. In other words there was to be no cropping of the image later, no dodging or other tricks used in printing. The image captured on film had to stand on its own merits."
Sorry but I found it gushy and hagiographic compared to some of the film docs on HCB. Among the better pieces on the tools of HCB's trade, this is worth a look: