(idiomatic, humorous, vulgar) Rhetorical question in response to a question where the answer is an emphatic yes.

The superficial trappings of something are unrelated to its true essence.

(rhetorical question) Used if the interlocutor seems to believe something inaccurate about (someone); this question serves to free someone of a misconception.

(colloquial, rhetorical question) Synonym of does a bear shit in the woods

(Canada, US, euphemistic, rhetorical question) Synonym of does a bear shit in the woods

Third-person singular simple present indicative form of do one's own thing

One instance of an event (such as the arrival of a single bird) does not necessarily indicate a trend.

Alternative form of one swallow does not a summer make

Does anyone here speak English?

Probability (as applied in the Copenhagen interpretation) is an unsatisfactory basis for understanding quantum mechanics.