I think people succeed when they set a goal and challenge themselves to reach that goal. You will most likely have a million small successes that only you know about before the world sees any of your success. You have to be happy with not achieving your goal the first time you try and you have to dream. If your dream doesn’t scare you then you’re not dreaming big enough.
The answer to your question is Homophones
In a persuasive essay, the writer tries to convince the reader to agree with the point of view presented, while in an expository essay, the writer describes and explains all sides of a topic or issue