I can't think of four things but I was always taught to always cite everything. Even if you think something is an original idea or phrase, look it up and make sure and if someone else has said that just put it in your work cited because that could be considered plagiarism. Also always cite direct quotes
When you forgive, those nagging, negative thoughts will go away, and research shows you'll most likely experience less fear, anger, and depression, not to mention improved sleep, less physical pain, better cardiac function, and increased life satisfaction.