We do not need to deliberate or enquire, or to canvass reasons and considerations for and against, in order to declare a murder, a theft, or a lie to be wrong.

We are fully armed with the power of deciding all such questions; we do not hesitate, like a person that has to consult a variety of different faculties or interests.

Just as we pronounce at once whether the day is light or dark, hot or cold; whether a weight is light or heavy;--we are able to say whether an action is morally right or the opposite.
3.

Secondly, It is a faculty or power belonging to all mankind.
This was expressed by Cicero, in a famous passage, often quoted with approbation, by the supporters of innate moral distinctions.

'There is one true and original law conformable to reason and to nature, diffused over all, invariable, eternal, which calls to duty and deters from injustice, &c.' 4.