Някои неписани закони са по-устойчиви от всички писани.

“Nothing is burdensome if taken lightly, and nothing need arouse one's irritatio…”

“أما أولئك الذين تمضي حياتهم ببطء وهم يتألمون فالحياة بالنسبة لهم هي الموت.”

“Auditur et altera pars. (The other side shall be heard as well.)”

“Prove - and an easy task it is - that so-called pleasures, when they go beyond …”