YOU SAID:

not till god make men of some other mettle than earth

INTO JAPANESE

神が地球以外の気力のある人を作るまでは

BACK INTO ENGLISH

Until God creates a person with energy other than the earth

INTO JAPANESE

神が地球以外のエネルギーを持つ人を創造するまで

BACK INTO ENGLISH

Until God creates a person with energy other than the earth