He is not deceived who knows himself to be deceived.
Let a purchaser beware.
That is sufficiently certain which can be made certain.
Where the law is most strictly administered, it sometimes causes the greatest wrong.
A promise against law or duty is void in its own nature.
Ignorance of the law must not prevent the losing attorney from collecting his fee.
No man can make another a debtor against his will.
No man can give what he has not.
False in one thing, false in everything.
Justice is better when it prevents rather than punishes with severity.
It is fraud to conceal fraud.
A public right cannot be changed by private agreement.
No cause of action arises from a bare promise.
The trodden path is the safest.
He who spares the guilty threatens the innocent.
Every innovation occasions more harm and and derangement of order by its novelty, than benefit by its abstract utility.
That which necessity compels she excuses.
The laws are adapted to those cases which most frequently occur.
Every skilled person is to be believed with reference to his own art.
Let him who sins when drunk be punished when sober.
When one divides, the other should have the right of first choice.
The partner of my partner is not my partner.
In case of doubt it is best to lean to the side of mercy.
Ancient custom has the force of law.