I realize that there are different views of morality and we could go down a very slippery slope discussing them. So, decide upon what you consider "moral duty and obligation" before reading further.

我知道对道德的看法有各种不同的看法，在讨论时我们有可能朝着一个急剧下滑的方向进行，因此要依靠我们对道德责任和道德义务的理解来继续阅读。

youdao

Duty caused by law-action and duty in morality should not be considered the source of the duty of the non-action crime.

合同行为和自愿行为引起的义务，道德义务等不应成为不作为犯罪的义务来源。

youdao

And according to Kant, only one kind of motive is consistent with morality, the motive of duty, doing the right thing for the right reason.

康德认为，只有一种动机与道德相一致，那就是基于义务的动机：为正确的理由，做正确的事。

youdao