The fact that slang is apt and forceful makes its use irresistibly tempting. Coarse or profane slang is beside the mark, but "flivver," "taxi," the "movies," "deadly" (meaning dull), "feeling fit," "feeling blue," "grafter," a "fake," "grouch," "hunch" and "right o!" are typical of words that it would make our spoken language stilted to exclude.
Emily PostThe good guest is almost invisible, enjoying him or herself, communing with fellow guests, and, most of all, enjoying the generous hospitality of the hosts.
Emily PostThe most vulgar slang is scarcely worse than the attempted elegance which those unused to good society imagine to be the evidence of cultivation.
Emily PostIn popular houses where visitors like to go again and again, there is always a happy combination of some attention on the part of the hostess and the perfect freedom of the guests to occupy their time as they choose.
Emily Post