To arrive at the definition of the problem he must begin by finding the 'critical factor'. This is the element (or elements) in the situation that has to be changed before anything else can be changed, moved, acted upon.
The formula for success is every guy can make a difference for the entire team in whatever his role is. And to do it right, to get it right, is a critical factor in being successful.
Education is the single most important job of the human race.
A battle sometimes decides everything; and sometimes the most trifling thing decides the fate of a battle.
The goals made such a difference to the way this game went.
The Law of the Few... says that one critical factor in epidemics is the nature of the messenger.
A very subtle difference can make the picture or not.
Fear for a linchpin is a clue that you're getting close to doing something important.
Having insurance doesn't guarantee good health outcomes, but it is a critical factor.
The 80/20 principle - that 80 percent of result flow from just 20 per cent of the causes - is the one true principle of highly effective people.