YOU SAID:
hello i know that you are dumb
INTO JAPANESE
こんにちは私はあなたが愚かであることを知っています
BACK INTO ENGLISH
Hi i know you are stupid
INTO JAPANESE
こんにちは私はあなたが愚かであることを知っています
BACK INTO ENGLISH
Hi i know you are stupid
That didn't even make that much sense in English.