Supporting Details : Facts, Quotations and Statistics A. Opinions Versus Facts Opinions are subjective statements based on person’s beliefs or attitudes. Example smoking is a bad habit. Facts are objective statements of truths. Example At sea level, water boils at 100 degrees Celsius. Sometimes even facts need proof. Example Cigarettes are addictive. This statement need proof because reader may not agree that cigarettes are addictive. True facts have to specific supporting details to prove that statement. Kinds of specific supporting details include example, quotations and statistics. B. Quotations Quotations from reliable and knowledgeable sources are good supporting details. There are two kinds of quotations : direct and indirect. a) Direct quotations Another person’s exact words (spoken or written) and enclose them in quotation marks. Notice a quotation can be a complete sentence (or several sentences) or a short phrase. Also notice the punctuation of each qu...