Consensus facit legem - Stipulates that when two or more persons arrive at a good faith agreement, the law will insist on that agreement being carried out.⏎
Delegatus non potest delegare - That which has been delegated cannot delegate further.⏎
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.⏎