- Cimon, vir magnae sapientiae magnam benevolentiam habet.
vir: nominative masculine singular, a second declension noun. This noun is in apposition to the proper name, Cimon. Apposition is a way of modifying one noun with another noun by placing in a sentence without any connective (like "and") to distinguish them them; they are often placed side by side. Appositive nouns must always agree in case with the noun which it modifies by renaming (Cimon in this case).
magnae: genitive feminine singular of the 1st/2nd declension adjective magnus, magna, magnum. It modifies sapientiae, so it agrees with it in number, case and gender.
sapientiae: genitive feminine singular, from the 1st declension noun sapintia, sapientiae (f.). This is a genitive of description: it tells you something more about the man (vir) Cimon.
magnam: accusative feminine singular of the 1st/2nd declension adjective magnus, magna, magnum. It modifies (or describes) benevolentiam, so it agrees with it in number, case and gender.
benevolentiam: accusative singular feminine, of the first declension noun benevolentia, benevolentiae (f.). It is in the accusative case because it is the direct object of the sentence.
habet: 3rd person singular, present active indicative of the verb habeo, habere, habui, habitum (a 2nd conjugation verb).
Cimon, a man of great wisdom, has great benevolence.
vir: not just a man, but a "manly man", a man of manliness, or virtus.
sapientia: wisdom in the sense of "good sense"
benevolentia: literally "good will"
nulla: nominative feminine singular of the 1st declension adjective nullus, nulla, nullum. (It is an "-ius" adjective.) This adjective modifies copia, so it agrees with it in number, case and gender.
copia: nominative feminine singular of the 1st declension noun copia, copiae (f.). This is the subject of the sentence, so it is in the nominative case.
pecuniae: genitive feminine singular of the 1st declension noun pecunia, pecuniae (f.). This is a genitive of description: it tells you something more -- something specific -- about copia (i.e. not just any abundance, but the abundance of money in particular).
avarum: accusative masculine singular (2nd declension adjective); this adjective modifies (it describes) virum, so it has to agree with it in number, case and gender.
virum: accusative masculine singular of a 2nd declension noun (vir, viri, m.). It is the direct object of the sentence, so it has to be in the accusative case..
satiat: 3rd person singular present actvie indicative of the 1st declension verb satio, satiare, satiavi, satiatum.
No abundance of money satisfies a greedy man.
Epicurean wisdom, as distilled by the Roman poet Horace, advised that the wise man should know and desire quod satis est ("what is enough").
modum: in philosophical language, this means "the appropriate measure". It is related to the English word, "mood", which tends to mean "noticeable or inappropriate mood."