Hardly any part of anyone's conduct concerns only himself. - J. L. Mackie

Life is, fortunately, not a continuous application of game theory.

'Our sense of justice,' whether it is just yours and mine, or that of some much larger group, has no authority over those who dissent from its recommendations or even over us if we are inclined to change our minds.

Conflicts of interest are real, inevitable, and ineradicable. There is no question of doing away with them, but it is increasingly important that they should be limited and contained.