Life isn’t fair, but many can’t accept this. Tolerating a little unfairness should be okay if it means a greater fairness for all. The example Munger uses is letting in other drivers on the freeway knowing they will reciprocate in the future.
Kantian Fairness Tendency
Kant’s “Categorical imperative” or golden rules consists of humans require to follow those behavior patterns that, if followed by all others, would make the surrounding human system work best for everybody.