rationality

While his solutions were sometimes controversial, his core insight about the conflict between individual rationality and collective welfare has become fundamental to understanding everything from environmental policy to economic regulation.

They war between rationality and heart, ego and id.

“Love eludes common sense and rationality a lot so he’s just trying to be the level-headed one through and through,” says Mazino.

It requires only rationality— an acceptable policy goal combined with rational actions to achieve that goal.

“As soon as they feel their rationality isn’t working, they resort to using their power to threaten you.”