What goes around, comes around. You will eventually reap what you sow.
There's nothing wrong having the balance of the combat tipped to your favor, but if you always do not leave the opposition any change he will find a way to get back at you. He'll get that 6 missile GB and come after you. There's difference between giving a guy a fighting chance than just crushing him.
The FL naturally tries to follow the laws of a vicious cycle, BUT you can break it or prevent it going there being a considerate towards the other guy.