Yup, I call that the 'convective derivative'[0] rule: "the best way to change the people around you is to change which people are around you." [0]https://en.wi

Yup, I call that the 'convective derivative'[0] rule: "the best way to change the people around you is to change which people are around you." [0]https://en.wikipedia.org/wiki/Convective_derivative https://en.wikipedia.org/wiki/Convective_derivative