Exceptio probat regulam de rebus non exceptis

An exception establishes the rule as to things not excepted

Exceptis excipiendis - Excepting what is to be excepted
Excitabat fluctus in simpulo - He was stirring up billows in a ladle. (He was raising a tempest in a teapot) (Cicero)
Excusatio non petita, accusatio manifesta - He who excuses himself, accuses himself (qui s'excuse, s'accuse)
Exeat - Permission for a temporary absence
Exegi monumentum aere perennius - I have erected a monument more lasting than bronze. (Horace)
Exempli gratia (e.g) - For the sake of example