social-etiquette

• Mind your own business

  This is an imperative used to tell someone to stop interfering in matters that do not concern them.

• Lower your voice

  To speak more softly or quietly, often as a polite command or request.

• Tip one's hat to someone

  To show respect, admiration, or acknowledgment for someone's achievement, skill, or effort.

• Cap in hand

  To be cap in hand means to be in a position of humble supplication, typically asking for a favor or forgiveness.

• when in Rome

  This phrase advises one to adapt to the customs and practices of a foreign place or new environment they are visiting.