Her [Helena's] light, mildly aseptic irony was wasted on Norine, who was unaware of irony and humorous vocal shadings; she listened only to the overt… - Mary McCarthy

Casanova had the true Venetian temperament: cool, ebullient, and licentious. […] This absence of passion no doubt contributes to the unreal character of Venetian life, which appears as a shimmering surface, like Venetian music. In the traditional Venetian serenades, played from cruising gondolas, the songs today are all Neapolitan. Foreigners cavil at this, but the Venetians point out that there are no love songs in the Venetian repertory — only witty exchanges between man and maiden.

Art had a disquieting power of producing social embarrassment; […] it caused people to make silly remarks and then laugh self-consciously, as if the pictures, which knew better, could hear them. It could not be just ignorance; displays of armor and mummies and natural-history exhibits did not have that effect. […] If you were with art long enough, […] you began to get the feeling that it was looking right at you.

One of the big features of living alone was that you could talk to yourself all you wanted and address imaginary audiences, running the gamut of emotion.