noun
the laws of nature and humanity
A somewhat formal or philosophical term referring to the natural order and moral principles governing human conduct. Often used in discussions of ethics, justice, or traditional thought.
天理人道に従って行動する。
Act in accordance with the laws of nature and humanity.
A Sino-Japanese compound of 天理 (natural law, divine reason) and 人道 (humanity, moral principles). The exact historical derivation is uncertain; the term is conventionally associated with Confucian and ethical discourse.