Original sentence: Some Christians are opposed to this theory, since it contradicts the widely accepted theory publicized by Kant which says that an action has moral value only if the person performing it has no desire to do so, instead performing it out of a sense of duty, deriving no benefit from it of any sort
Edited sentence: Some Christians are opposed to this theory, since it contradicts the widely accepted theory trumpeted by Kant which says that an action has moral value only if the person performing it has no desire to do so, instead performing it out of a sense of duty, deriving no benefit from it of any sort