Natural obligation

NATURAL OBLIGATION, Civil law. One which in honor and conscience binds the person who has contracted it, but which cannot be enforced in a court of justice. Poth. n. 173, and n. 191. See Obligation.

References in classic literature ?
I have had some slight correspondence with your former friend, sir,' addressing me, 'but it has not restored his sense of duty or natural obligation.
I wish we could be brought to consider this, and remembering natural obligations a little more at the right time, talk about them a little less at the wrong one.
If there is anything real in this world, it is those amazingly fine feelings and those natural obligations which must subsist between father and son.
There is no way to understand why an individual enjoying a freedom unfettered by any laws or kind of natural obligation (an obligation preexisting the contract) would enter a contractual relationship unless it is, regardless of what it may mean for the other contracting parties, useful to him first.
and Argentine Civil Code articles 549-50, a natural obligation could not
Under that form of government, the strong willingly accept their natural obligation to respect and serve the needs even of the weakest among us.
People of different faiths or of no faith can recognize the natural obligation to respect the property of others.
In his earlier writings Vazquez contended that citizens "have mutually bound themselves, by their consent, to obey the law, which gives rise to a natural obligation, which is an obligation of conscience.
Traditionally at least, the undeniable gap between "literati" and peasant cultures notwithstanding, the proper Confucian intellectual/official considered the welfare of those under him to be a natural obligation of his office.
He said the planting trees and taking care of these is a religious and natural obligation.
And last, but not least, a state that supports the tax-funded killing in the womb of about 25 per cent of its own unborn citizens as a democratic freedom of their mothers, even while barring the fathers from all claims to a natural obligation, has clearly set itself up as a moral dictator and arbiter of the value of human life.

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