242. Rex in suo regno non habet parum. In his own kingdom the king has no equal.
243. Rex nunquam moritur. The king never dies.
The person only is changed, but the Sovereign always exists—i.e., the Crown never falls vacant.
244. Rex peccare non potest. The king can do no wrong.
245. Salus populi est suprema lex. The public safety (welfare) is the supreme law.
The prosperity of its people, and the proper maintenance of order and security, as also the diffusion of domestic and social happiness, should be the first and main object of every government.
246. Scientia utrinque par pares contrahentes facit. Equal knowledge on both sides makes the position of the contracting parties the same.
In an insurance policy there are many things relating to the subject-matter thereof as to which the insured can be innocently silent—for instance, he need not mention any facts within the insurer’s own knowledge; for an insurer cannot insist that a policy is void because the insurer did not inform him that which he already knew.
247. Scire debes cum quo contrabis. One should know with whom he contracts.
This is self-evident, so that a person may know whom to sue and look to for damages in case of a breach of the contract.