This is a poem from John Stradling's Epigrammatum Libri Quattuor, publishing in 1607. You can read the book online at Dana Sutton's website.
Liber Lectori
Sim brevis an longus, parvus magnusve, quid ad rem?
Omne malum nimium est, non nimium omne bonum.
The vocabulary is keyed to the DCC Latin Vocabulary list. There is only one word in this poem that is not on the DCC list:
lector (lectōris, m.): reader
ad: to, up to, towards (+acc.)
an: or
bonus -a -um: good
brevis -e: short, shallow, brief; adv. breviter
liber librī m.: book
longus -a -um: long, far; longē: far, far off
māgnus -a -um great
malus -a -um: bad, evil; male: (adv.) badly
nimius -a -um: too much, excessive; nimis or nimium: excessively
nōn: not
omnis -e: all, every, as a whole
parvus -a -um: small
qui quae quod: who, which, what / quis quid: who? what? which?
rēs reī f.: thing (rēs pūblica, commonwealth; rēs familiāris, family property, estate; rēs mīlitāris, art of war; rēs novae, revolution)
sum, esse, fuī: be, exist
ve (enclitic): or
