YOU SAID:
The flesh is weak but the spirit is willing
INTO JAPANESE
肉は弱いですが、精神が喜んで
BACK INTO ENGLISH
Spirit is willing but the flesh is weak
INTO JAPANESE
精神は喜んでいるが肉体は弱い
BACK INTO ENGLISH
Spirit is willing but the flesh is weak
That didn't even make that much sense in English.