YOU SAID:

I think that my mother is a good person but i am a even better person

INTO JAPANESE

母はいい人だと思うけど、私はもっといい人

BACK INTO ENGLISH

I think my mom is a nice person, but I'm a better person.

INTO JAPANESE

母はいい人だと思いますが、私はもっといい人です。

BACK INTO ENGLISH

I think she's a nice person, but I'm a better person.

INTO JAPANESE

彼女はいい人だと思うけど、私はもっといい人だ。

BACK INTO ENGLISH

I think she's a nice person, but I'm a better person.