Latin quotes, sayings and words of wisdom

There is an abundant amount of great sounding phrases that are scattered throughout original Latin literature, Classical and Medieval. Only a small number can be found here. If you are looking for specific themes and words in Latin quotes, I suggest that you take a look at my searchable database of Latin phrases. Also, I maintain a separate list of legal Latin maxims, only a few of those technical expressions are duplicated in this more general compilation. And don't miss my Latin motto generator!

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O curas hominum! O quantum est in rebus inane! - Ah, human cares! Ah, how much futility in the world! (Lucilius)

O di immortales! - Immortal gods! Good heavens!

O diem praeclarum! - Oh, what a beautiful day!

O praeclarum custodem ovium lupum! - An excellent protector of sheep, the wolf! (Cicero)

O quam cito transit gloria mundi! - O how quickly passes the glory of the world!

O sancta simplicitas! - Oh, holy simplicity! (Jan Hus)

O tempora, O mores! - Oh, the times! Oh, the morals! (Cicero)

Obiit (ob.) - He/she died

Obiter (ob.) - In passing

Obiter dictum - Something said in passing

Obscurum per obscurius - The obscure by means of the more obscure

Obsta principiis - Resist the beginnings

Occasio aegre offertur, facile amittitur - Opportunity is offered with difficulty, lost with ease. (Publius Syrus)

Occasio facit furem - Opportunity makes a thief

Oderint dum metuant - Let them hate provided that they fear. (Seneca)

Odi et amo - I hate (her), and I love (her) (Catullus)

Odium theologicum - Theological hatred. (a special name for the hatred generated in theological disputes)

Oleum addere camino - To pour fuel on the stove adding gasoline to a fire

Oleum perdisti - You have lost oil you've wasted your time on this criticism for a misallocation of resources

Olim - Formerly

Omne ignotum pro magnifico est - We have great notions of everything unknown. (Tacitus)

Omne initium est difficile - Every beginning is difficult

Omne trium perfectum - Everything that comes in threes is perfect

Omne tulit punctum qui miscuit utile dulci - [he] has gained every point who has combined [the] useful [with the] agreeable

Omnes aequo animo parent ubi digni imperant - All men cheerfully obey where worthy men rule. (Syrus)

Omnes deteriores sumus licentia - Too much freedom debases us

Omnes una manet nox - The same night awaits us all. (Horace)

Omnes vulnerant, ultima necat - All (hours) wound, the last kills. (inscription on solar clocks)

Omnia iam fient quae posse negabam - Everything which I used to say could not happen will happen now. (Ovid)

Omnia mea mecum porto - All that is mine, I carry with me. (My wisdom is my greatest wealth) (Cicero)

Omnia mors aequat - Death makes all things equal

Omnia munda mundis - Everything is pure to pure ones

Omnia mutantur nos et mutamur in illis - All things change, and we change with them

Omnia mutantur, nihil interit - Everything changes, nothing perishes. (Ovid)

Omnia mutantur, nos et mutamur in illis - All things are changing, and we are changing with them

Omnia vincit amor; et nos cedamus amori - Love conquers all things; let us too surrender to love. (Vergil)

Omnium rerum principia parva sunt - Everything has a small beginning. (Cicero)

Onus probandi - The burden of proof

Opere citato (op. cit.) - In the work just quoted

Optimis parentibus - To my excellent parents. A common dedication in a book

Optimus magister, bonus liber - The best teacher is a good book

Opus Dei - The work of God

Ora et labora - Pray and work. (St. Benedict)

Ora pro nobis - Pray for us

Orator fit, poeta nascitur - An orator is made [but] a poet is born

Orbiter dictum/dicta - Said by the way (miscellaneous remarks)