Here is today's emblem and distich by Joachim Camerarius, 3.71. The emblem shows a thrush, who was proverbial for keeping quiet.
O decus eximium mentis sapientis, et apto
Nosse tacere suo et tempore nosse loqui.
The vocabulary is keyed to the DCC Latin Vocabulary list. There are only two words in this poem that are not on the DCC list:
eximius -a -um - select, uncommon, excellent
taciturnus -a -um - not talkative, silent, noiseless
aptus -a -um: fit, suitable
decus decoris n.: beauty, grace; ornament, glory, honor
loquor loquī locūtus sum: speak, talk
mēns mentis f.: mind
nōscō nōscere nōvī nōtum: learn, know
sapientia -ae f.: wisdom
suus -a -um: his own, her own, its own
taceō -ēre -uī -itum: be silent; tacitus -a -um, silent
tempus -oris n.: time