He could not put down a word without suspecting that it might be the wrong one and that if he held back for another day the intermediate experience would provide the right one. There was no end to that, and Moon fearfully glimpsed himself as a pure writer who after a lifetime of absolutely no output whatsoever, would prepare on his deathbed the single sentence which was the distillation of everything he had saved up, and die before he was able to utter it.
Tom Stoppard
writing, writing-process