Felicific calculus private be thy end:<br> If it be public, wide let them extend<br> Such pains avoid, whichever be thy view:<br> If pains must come, let them extend to few. The units of measurements used in the felicific calculus may be termed "hedons" and "dolors". They may be regarded as similar to the utilitarian posends and negends. Felicific calculus The felicific calculus is an algorithm formulated by utilitarian philosopher Jeremy Bentham (1748–1832) for calculating the degree or amount of pleasure that a specific action is likely to cause. Bentham, an ethical hedonist, believed the moral rightness or wrongness of an action to
Thought and Action impressions from "outside" of the mind, where the "outside" includes their own bodies. The historian Peter Gay wrote that "Thought and Action" is a "brilliant" and "lucid" contribution to the philosophy of action, and a subtle vindication of free will. The philosopher Roger Scruton, writing in "Sexual Desire" (1986), credited Hampshire with providing a seminal discussion of two contrasting outlooks on the future that can be called "predicting and deciding." The philosopher Anthony Quinton wrote that Hampshire's "systematic aim and fine mandarin prose were both unusual for an Oxford philosopher of the time." Thought and Action Thought and Action is