Yes, human beings always do what's good for themselves. There is a saying: Never underestimate the power of human wisdom! They would never do negative-sum gam

Yes, human beings always do what's good for themselves. There is a saying: Never underestimate the power of human wisdom! They would never do negative-sum games or disastrous things like wars, arms races, environmental pollution, vicious competition, financial crisis, large-scale propaganda or persecution.