The imposer of the rule in the phrase which Hobbes had made famous is the 'sovereign.'
An oath obligeth not in the sense of the imposer, but the taker's.
The first imposer of names was a philosopher who followed the theory of Herakleitus — perpetual flux of everything.
For the sinfulness of the imposer's act proveth no more, but that such a command did not oblige you to vow.
All men confess that private vows bind; and the nullity of the imposer's authority, maketh them but private vows.
It is ordinarily resolved that imposed oaths must be kept according to the sense of the imposer.
Between a sincere, involuntary misunderstanding the imposer, and a voluntary, fraudulent reservation or private sense.
late 14c., "to lay (a crime, etc.) to the account of," from Old French imposer "put, place; impute, charge, accuse" (c.1300), from assimilated form of in- "into, in" (see in- (2)) + poser "put, place" (see pose (v.1)). Sense of "to lay on as a burden" first recorded 1580s. Related: Imposed; imposing.