Definitions: (1) polite, dignified, refined, or elegant; (2) pertaining to, or suitable for, the court of a sovereign; respectful

• There is a higher court than courts of justice and that is the court of conscience. It supersedes all other courts. — Mahatma Mohandas Karamchand Gandhi (1869-1948) Indian lawyer and peacemaker
• Love rules the court, the camp, the grove, and men below, and saints above: For love is heaven, and heaven is love. — Sir Walter Scott (1771–1832) Scottish historian, poet, & playwright

Comment: Those in power in courts demand a certain conspicuous mannerliness. In the street this is known as common courtesy. Caring for the feelings and comfort of others is always appropriate.