It is not enough to ask, 'Will my act harm other people?' Even if the answer is No, my act may still be wrong, because of its effects on other people….

We might neglect our future selves because of some failure of belief or imagination..

While reasons are provided by the facts,...rationality...depends instead on our beliefs. [...] [I]f I believe falsely that my hotel is on fire, it ma….

Normativity, I believe, is very different from motivating force. Neither includes, or implies, the other. Other animals can be motivated by their des….

No question is more sublime than why there is a Universe: why there is anything rather than nothing.

Criticizing himself again, Sidgwick writes: I am not an original man: and I think less of my own thoughts every day..