I know the Cable Pulley Machine is a little intimidating. The machine is big and with endless options, since you can work nearly every part of your body in almost any range of motion using it, but that is one of the reasons you should learn to love it!
New research backs up what many of us feel intuitively after working out with this machine; free form strength training makes you stronger and more flexible. Not only that, but using the cable pulley machine challenges your sense of balance and improves it considerably more than working with fixed weight machines. Another noted benefit, there was a marked decrease in joint pain when working with cable pulley machines. With all these bonuses, how can you walk past the machine?
If you don't have access to the cable pulley machine, there are similar benefits to working with free weights.