there was no crime in unconscious plagiarism; that I committed it everyday, that he committed it everyday, that every man alive on earth who writes or speaks commits it every day and not merely once or twice but every time he open his mouth… there is nothing of our own in it except some slight change born of our temperament, character, environment, teachings and associations
The best way is always to stop when you are going good and when you know what will happen next. If you do that every day ... you will never be stuck. Always stop while you are going good and don't think about it or worry about it until you start to write the next day. That way your subconscious will work on it all the time. But if you think about it consciously or worry about it you will kill it and your brain will be tired before you start.
It is a good thing to write for the amusement of the public, but it is a far higher and nobler thing to write for their instruction, their profit, their actual and tangible benefit.
Keep writing. Try to do a little bit every day, even if the result looks like crap. Getting from page four to page five is more important than spending three weeks getting page four perfect.
The poet's mind is in fact a receptacle for seizing and storing up numberless feelings, phrases, images, which remain there until all the particles which can unite to form a new compound are present together.
The best way is always to stop when you are going good and when you know what will happen next. If you do that every day when you are writing a novel you will never be stuck. That is the most valuable thing I can tell you so try to remember it.