"Offensive line continuity is extremely important. Communication up front and knowing exactly what to expect from your linemates can be as important as talent. There are plenty of smart, tough offensive linemen who are limited athletes but go on to have long and productive careers. It is imperative for the front five to function as a unit."
Most of the rest of the article is about the NFC East, but it's worth a glance for those of us concerned about our own offensive line.