I am who I am and don't need an object to express my personality.

我就是我自己，不需要任何东西来表达我的特质。

youdao

At the first or third failure thinking "It's no meaning." I am who I am and that can't change.

第一种或者第三种导致失败的想法：“这都没有意义。”

youdao

I am who I am because I trust my gut more than anyone else's opinion, and that is my best advice to you.

我之所以是我，就是因为与别人的观点相比，我更相信自己的心声，这也是我给你们的最好的建议。

youdao

"I don't care," he said. "I am the only person who can tell you if your wine man has cheated you.

VOA: special.2009.02.07

This is a first person sentence that can be translated, "I am who I am," or perhaps, "I will be who I will be," or perhaps, "I cause to be what I cause to be."

这个第一人称句可以翻译为，“我是自有永有的“或者“我就是将来的我“,或者是“我就是我本该是的样子“

耶鲁公开课 - 旧约导论课程节选

So I guess I just... I am who I am.

所以我觉得我只是……我就是我。

幸福的定义 - SpeakingMax英语口语达人

This is what I look like, what I am like, who I am.

BBC: Magazine

Am I no longer entitled to some separation between who I am when I'm talking about technology rather than when I'm talking about my political beliefs, should I choose to separate those things?

ENGADGET: Editorial: Facebook, single identities, and the right to be anonymous

And so I think you know who I am and you know what I care about.

WHITEHOUSE: Remarks by the President at a Campaign Event