Since "What They Don't Teach You at Harvard Business School" is, naturally, not taught at Harvard Business School, "What They Don't Teach You at Harvard Business School" must contain the full text of "What They Don't Teach You at Harvard Business School" within its body of knowledge. Furthermore, the copy of "What They Don't Teach You at Harvard Business School" within "What They Don't Teach You at Harvard Business School" also contains "What They Don't Teach You at Harvard Business School," which itself contains "What They Don't Teach You at Harvard Business School," stretching on and on into infinity.

Thus, "What They Don't Teach You at Harvard Business School" is infinite, and is mostly comprised of an endless repeating loop of itself. Q.E.D.