Nobody can change his design to the prejudice of another.
Nemo potest nisi quod de jure potest.
No one can do any thing but what he can do by law.
Nemo potest plus juris ad alium transferre quam ipse habet.
Nobody can transfer more right to another than he has himself.
Nemo potest sibi mutare causam possessionis.
Nobody can change for himself the cause of his possession.
Nemo prædo est, qui pretium numeravit.
Nobody is a pirate, who hath told down the price.
Nemo præsumitur donare.