If consequentialism is understood as claiming, at least, that the moral character of an action depends only on the consequences of the action, it might be thought that the difficulty of knowing what all the consequences of any action will be poses a problem for consequentialism. J. J. C. Smart writes that in most cases..

A standard objection to act utilitarian theories is that they are not helpful in deciding what it is morally permissible for us to do when we actually have to make a choice between alternatives. That is, such theories are worthless as decision procedures. A standard reply to this objection is that act utilitarian theories can be evaluated solely as theories about right-making characteristics and, when so evaluated, their inadequacy as decision procedures is irrelevant. Even if somewhat unappealing, this is an (...) effective reply to the standard objection. (shrink)