Why? A strong academic essay most importantly needs a strong thesis and the above is something of that nature. A good introduction that captures reader's attention coupled with a strong argument/thesis starts out the essay properly. By making the above statement in the first or one of the paragraphs in our essay's body, we are properly set to further develop the argument using supportive evidence and citing sources.
Coordinate adjectives are two or more adjectives that describe the same noun. Coordinate adjectives are equally important and are separated by a comma.