YOU SAID:

My boy isn't clever enough to hatch a scheme like this

INTO JAPANESE

私の息子はこのような計画を立てられるほど賢くない

BACK INTO ENGLISH

My son isn't smart enough to make plans like this.

INTO JAPANESE

私の息子はこのような計画を立てるほど賢くありません。

BACK INTO ENGLISH

My son is not smart enough to make plans like this.

INTO JAPANESE

私の息子はこのような計画を立てるほど賢くありません。

BACK INTO ENGLISH

My son is not smart enough to make plans like this.