As such, it's perfect defense against predatory competitors and allows you to keep one step ahead. (inc.com)
Enhanced here and there by field fortifications, the wall was a perfect defense. (firstthings.com)
The 4 -2-5 defense is difficult to perfect — few outside of TCU have mastered it — but if you pull it off, it is the perfect defense for stopping spread offenses, and it still maintains enough size and discipline to stop strong running games as well. (sbnation.com)