YOU SAID:
You must be swift as the coursing river!
INTO JAPANESE
あなたはクールな川のように迅速でなければなりません!
BACK INTO ENGLISH
You must be as quick as a cool river!
INTO JAPANESE
あなたはクールな川のように速くなければなりません!
BACK INTO ENGLISH
You have to be as fast as a cool river!
INTO JAPANESE
あなたはクールな川のように速くなければなりません!
BACK INTO ENGLISH
You have to be as fast as a cool river!
That didn't even make that much sense in English.