Audi alteram partem or audiatur et altera pars - Refers to the idea that one cannot be fairly judged unless the cases for and against them have been heard.⏎
Dubia in meliorem partem interpretari debent - "Doubtful things should be interpreted in the best way". Often spoken as "to give the benefit of the doubt".⏎
Cuius est solum eius est usque ad coelum et ad inferos - Used in reference to the rights of property owners to the air above, and land below, their property.⏎
Consuetudo pro lege servatur - "Custom is held as law". Where no laws apply to a given situation, the customs of the place and time will have the force of law.⏎
Contra non valentem agere nulla [or non] currit praescriptio - A statute of limitation does not run against those who cannot act; this is the basis of the American discovery rule limiting prescriptive limitation periods.⏎