And lastly, prioritize the value you can derive from any paper. Your goal is to learn, and if you can’t derive any value from it you should move on to something else that will. After all, the world needs scientists like you to make the world a better place.
Always remember that reading is learning, and that we should be able to take something from what we're reading. If you can't learn anything from it, then it's value and meaning degrades.