oneself / first-person pronoun: I, me (often shows the speaker's lower position in a hierarchy than the addressee) / (Kansai) you

expand / open / pioneer

a male given name

interest in Communism / Communist topics as a casual hobby

bad taste

being apt to make a show of one's faults; penchant for boasting of one's faults; pretending to be worse than one really is

a photograph of oneself, a photographic self-portrait / (especially) a selfie

to take a photograph of oneself, to take a selfie

talking about oneself (especially, when the audience is not interested)

soul-searching