Cicero, Marcus Tullius

Ab igne ignem (fire stems from fire) (significant stems from significant)

Amicus alter ego(The friend is a second self)

Cibi condimentum fames (Hunger is the best cook)

Consuetudo quasi altera natura (Habit is like a second nature)

Cui doluit, meminit (He who has suffered pain remembers it)

The old age that everyone wishes to reach, everyone accuses when they have reached it

I still find the most unjust peace better than the most just war

The civil service must be conducted for the benefit of those entrusted to it, not for the benefit of those to whom it is entrusted

Fortuna caeca est (Fortune is blind)

Hannibal ad portas! (Hannibal is at the gates!)

Let everyone do what he knows best

Liberae sunt nostrae cogitationes

One should focus on those aspects of mathematics that are useful. If this science has any value at all, it is only that it sharpens the intellectual powers of young people a little

Nihil agere delectat (doing nothing refreshes)