one's personal thoughts

illegitimacy (being born out of wedlock)

a privately-owned ricefield, especially one under the historical 律令 (Ritsuryō) system

personal grudge

Kyūjitai form of 私鉄 (“private railway”)

Ancient Greek language

dolmen - a prehistoric megalithic tomb consisting of a capstone supported by two or more upright stones, most having originally been covered with earth or smaller stones to form a barrow.

secondary burial grave

Japanese night heron

A gentleman encompasses all and remains impartial. A petty mind is partial and does not encompass all. That is, a gentleman shows kindness to all with fairness, but a petty person is only kind to a few friends.