This is the same individualistic fallacy that comes up over and over again. Yes, individual actions matter for your own personal integrity, but focusing on those as a solution to what is essentially a systemic problem ignores root causes.
Society is a system that's just waiting to be hacked, if you're willing to start seeing it that way.
Society is a system made up of point-masses of personal integrity (or lack thereof). "The system" didn't make Apple decide to fuck over consumers by jumping on board with a patent troll; that decision was made by a group of specific persons who deserve neither my respect or my business.
Don't reward moral cowardice by hacking your own mind into considering it "just the way things are." Make the bastards work a little harder to buy you out, at least.
I think I agree with sunahsuh. When a system is stacked in a certain direction, appeals to personal responsibility can win battles but will lose the war. In the prisoner's dilemma, we can hope for mutual co-operation, but until the rules of the game change it's nearly inevitable that defectors will make out better.
Society is a system that's just waiting to be hacked, if you're willing to start seeing it that way.