YOU SAID:
i don't think you are nice today
INTO JAPANESE
私はあなたが今日素敵だとは思わない
BACK INTO ENGLISH
I do not think you are wonderful today.
INTO JAPANESE
今日はあなたが素晴らしいとは思わない。
BACK INTO ENGLISH
I do not think you are wonderful today.
You've done this before, haven't you.