You’ll spend hours debating whether one sentence belongs in the abstract or the introduction. You’ll move it back and forth like a game of academic Tetris. And in the end, a reviewer will say, “Your abstract doesn’t match your introduction,” and you’ll want to scream.
But here’s the secret: once you internalize the difference, writing gets faster. You’ll stop trying to cram every detail into the abstract. You’ll stop starting introductions with “Since the dawn of time…” (please don’t). You’ll treat each section like the distinct instrument it is—and your paper will finally sing.
Now go write. And maybe, just maybe, you’ll have a better party story to tell.