YOU SAID:

i am not nice when its late

INTO JAPANESE

遅くなったら優しくない

BACK INTO ENGLISH

I'm not nice when I'm late

INTO JAPANESE

遅刻したら優しくない

BACK INTO ENGLISH

It's not nice to be late

INTO JAPANESE

遅れるのは良くない

BACK INTO ENGLISH

it's not good to be late

INTO JAPANESE

遅刻はよくない

BACK INTO ENGLISH

being late is bad

INTO JAPANESE

遅刻は悪い

BACK INTO ENGLISH

being late is bad