System thinking is a major departure from the old way of business decision-making in which you would break the system into parts and analyze the parts separately. Supporters of system thinking believe that the old way is inadequate for our dynamic world, where there are numerous interactions between the parts of a system, creating the reality of a situation. According to system thinking, if we examine the interactions of the parts in a system, we will see larger patterns emerge. By seeing the patterns, we can begin to understand how the system works. If the pattern is good for the organization, we can make decisions that reinforce it; but if the pattern is bad for the organization, we can make decisions that change the pattern.