YOU SAID:

It is vain to do with more what can be done with fewer

INTO JAPANESE

より少ないものでできることをもっとやるのは無駄です

BACK INTO ENGLISH

It is useless to do more what can be done with less

INTO JAPANESE

より少ない労力でできることをもっとやっても無意味です

BACK INTO ENGLISH

There's no point in doing more of what you can do with less effort

INTO JAPANESE

少ない労力でできることをもっとやっても意味がありません

BACK INTO ENGLISH

There is no point in doing more of what can be done with less effort

INTO JAPANESE

少ない労力でできることをもっとやっても意味がありません

BACK INTO ENGLISH

There is no point in doing more of what can be done with less effort