http://hereandnow.wbur.org/2013/10/29/perfect-college-essay
Exceprt-
On the three biggest mistakes students make
“There are a lot of mistakes, but I would name three of them: 1) They take way too long to start—they warm up their engines I like to say. 2) They are really vague and we don’t get a sense of who they are. 3) A lot of kids feel they have to boast, they have to impress the admissions office—it’s not that way; it’s wrong.”