Integration is doing the same thing an infinite number of times while making infinitesimally small changes each time. Differentiation shows how infinitesimally small your changes were, proving that whatever you did had no consequence on the universe as a whole and that your life is empty and meaningless.
When even the devil is looking for the better bargain. Tell me, Dad, is keeping Sterling worth all of the lobsters you’re getting now? Or are you willing to trade up this time?
The devil went down to Georgia, looking for a student to teach logarithms to.