Quintus Septimius Florens Tertullianus, anglicised as Tertullian (c. 160 – c. 220 AD), was a prolific early Christian author from Carthage
Carthage , implying it was a 'new Tyre') is a major urban centre that has existed for nearly 3,000 years on the Gulf of Tunis, developing from a Phoenician colony of the 1st millennium BC...

 in the Roman province of Africa. He is the first Christian author to produce an extensive corpus of Latin
Latin is an Italic language originally spoken in Latium and Ancient Rome. It, along with most European languages, is a descendant of the ancient Proto-Indo-European language. Although it is considered a dead language, a number of scholars and members of the Christian clergy speak it fluently, and...

 Christian literature. He also was a notable early Christian apologist
Christian apologetics
Christian apologetics is a field of Christian theology that aims to present a rational basis for the Christian faith, defend the faith against objections, and expose the perceived flaws of other world views...

 and a polemicist against heresy
Heresy is a controversial or novel change to a system of beliefs, especially a religion, that conflicts with established dogma. It is distinct from apostasy, which is the formal denunciation of one's religion, principles or cause, and blasphemy, which is irreverence toward religion...

. Tertullian has been called "the father of Latin Christianity" and "the founder of Western theology."
Though conservative, he did originate and advance new theology to the early Church.

Plures efficimur, quoties metumur a vobis; semen est sanguis christianorum.

Translation: We multiply whenever we are mown down by you; the blood of Christians is seed.

Omnium gentium unus homo, uarium nomen est, una anima, uaria uox, unus spiritus, uarius sonus, propria cuique genti loquella, sed loquellae materia communis.

Translation: Man is one name belonging to every nation upon earth. In them all is one soul though many tongues. Every country has its own language, yet the subjects of which the untutored soul speaks are the same everywhere.

Veritas autem docendo persuadet non suadendo docet.

Translation: Truth persuades by teaching, but does not teach by persuading.

Nihil veritas erubescit

Translation: Truth does not blush.

Prorsus credibile est, quia ineptum est.

Translation: It is to be believed because it is absurd.

Certum est, quia impossible est.

Translation: It is certain because it is impossible.

De calcaria in carbonarium.

Translation: Out of the frying pan into the fire.

Qui fugiebat, rursus sibi proeliabitur.

Translation: He who flees will fight again.

Nec alii obest aut prodest alterius religio.

Translation: One man's religion neither harms nor helps another man.