Labs are known for their sweet temperaments, not their intelligence, and many of them are, to put it politely, not too bright.
Davis politely declined, the band signed anyway, and the rest is history.
Sitting down, he politely shared a drink with us and listened to the explanation of the deal.
late 14c., "polished, burnished" (mid-13c. as a surname), from Latin politus "refined, elegant, accomplished," literally "polished," past participle of polire "to polish, to make smooth" (see polish (v.)). Used literally at first in English; sense of "elegant, cultured" is first recorded c.1500, that of "behaving courteously" is 1748 (implied in politely). Related: Politeness.