11.   Designing cities according to the traditional concept that hard work is a moral duty, those who rebuilt Japan after World War II left almost no room for recreation.

12.   The notion which lies behind it is that where there is a moral duty to speak out, speakers should not hold their tongues for fear of writs.

13.   So far, the courts have been reluctant to hold that the press has a moral duty to inform an interested public.

14.   But when he finds there the charming young cabaret singer, Lola, he decides that it is his moral duty to save her... by marriage!

15.   All this suggests it would be an abdication of moral duty if human beings did not at least make the attempt.

16.   And we have a moral duty to let the world know that we, too, feel collective outrage.

17.   But he had only contempt for writers who believed that artists have a moral duty to something other than their imagination.

18.   But he noted that the moral duty to oppose abortion will often lead to difficult choices.

19.   But, Weisberg added, had it been much more recent, the judge might have a moral duty to consider recusing herself.

20.   Can you imagine Mrs Thatcher saying that, if the Rwandan massacres were to happen again, we would have a moral duty to act there also?