I'm a big procrastinator, but I finally found a way to get around it. Instead of thinking about the big tasks, I just allot myself a fixed amount of time that I'll be doing something, work on it steadily during that time, and quit at the end regardless of the state it's in. For some reason, it really makes it easier to face big important projects if I just say "I'm going to spend 8 hours putting up siding today, then…
> The important thing is that there should be a space of time, say four hours a day at least when a professional writer doesn’t do anything else but write. He doesn’t have to write, and if he doesn’t feel like it, he shouldn’t try. He can look out of the window, or stand on his head, or writhe on the floor. But he is not to do any other positive thing, not read, write letters, glance at magazines, or write checks. Write or nothing.
He commented somewhere that it works on the same principle as school - you can't force children to learn, but if you prevent them from doing anything else, the bright ones will learn just to stave off boredom.