Sentence:  Hume's <WSD>morality</WSD> which ‘implies some sentiment common to all mankind'; Kant's <WSD>morality</WSD> for all rational beings; Butler's <WSD>morality</WSD> with its presupposition of ‘uniformity of conscience'. 
Meaning of the word marked with <WSD> tags:  A particular theory concerning the grounds and nature of rightness, wrongness, good, and evil.