Four-letter word words of this length are upsetting to some, for religious or personal sensitivity reasons, such as: "" (UK), "", "", "", and "" (UK). Racist, ableist, and slurs pertaining to an individual's sexual orientation may also qualify, such as "" (in the UK not a racial slur, but short for Mongol, or someone with Down syndrome - previously called Mongolism), "", "", "", "", "" and "". Several "four-letter words" have multiple meanings (some even serving as given names), and usually only offend when used in their vulgar senses, for example: "", "", "" (UK) and "" (UK). A borderline
Either/Or conscious effort to choose one's life, with a choice to choose. Either way, however, an individual can go too far in these realms and lose sight of his or her true self. Only faith can rescue the individual from these two opposing realms. "Either/Or" concludes with a brief sermon hinting at the nature of the religious sphere of existence, which Kierkegaard spent most of his publishing career expounding upon. Ultimately, Kierkegaard's challenge is for the reader to "discover a second face hidden behind the one you see" in him/herself first, and then in others. After writing and defending his dissertation