天てん地ち長ちょう久きゅう

Meanings

1

heaven and earth are eternal

yojijukugo (four-character idiom)

A yojijukugo expressing the idea that the natural world endures forever, often used in philosophical or poetic contexts.

天てん地ち長ちょう久きゅうの理りを思おもうとき、人ひとの一いっ生しょうの短みじかさが身みにしみる。
When I contemplate the principle that heaven and earth are eternal, the brevity of human life strikes me deeply.