YOU SAID:

If my mom tells me that im beautiful i will start thinking that i am.

INTO JAPANESE

もし私のお母さんが美しいと私に言うなら、私は私が自分のことを考え始めるでしょう。

BACK INTO ENGLISH

If I tell myself that my mother is beautiful, I will start thinking about myself.

INTO JAPANESE

私の母親が美しいと自分自身に言うと、私は自分自身について考え始めるでしょう。

BACK INTO ENGLISH

When I tell myself that my mother is beautiful, I will start thinking about myself.

INTO JAPANESE

私は母が美しいと自分に言うとき、私は自分自身について考え始めるでしょう。

BACK INTO ENGLISH

When I tell myself that my mother is beautiful, I will start thinking about myself.