This little poem is by Johan Glandorp (1555-1612); you can see Suringar's edition at GoogleBooks.
Consilium non spernendum
Utile consilium et laudandum semper amici est:
Quod quisque spernit, se male saepe dedit.
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:
sperno -ere, sprēvī, sprētum - scorn, reject, despise
amīcus -a -um: friendly; (as subst.) friend
cōnsilium -ī n.: plan; council, group of advisors
do dare dedī datum: give
laudo -āre: praise
malus -a -um: evil
qui, quae, quod: who, which, what; quis quid: who? what? which?
quis-, quae-, quidque: each one, everyone
semper: always, ever
sui, sibi, sē: him- her- itself
sum, esse, fuī: be, exist
utilis -e: useful