YOU SAID:

The spirit was willing, but the flesh was weak.

INTO JAPANESE

精神が喜んでいたが、肉が弱かった。

BACK INTO ENGLISH

The spirit was willing, but the flesh is weak.

INTO JAPANESE

精神が喜んでいたが、肉体は弱い。

BACK INTO ENGLISH

The spirit was willing, but the flesh is weak.