The quote is a declaration of self-confidence and autonomy. The phrase "I am who I am" asserts an unwavering self-identity, implying a sense of authenticity.
The second part, "your approval is not needed," highlights independence from external validation. It implies that the speaker's self-worth isn't contingent on others' opinions.
In essence, the quote champions self-acceptance. It conveys that seeking approval from others is secondary to valuing one's own identity. It's a declaration of self-assurance, promoting the importance of self-belief and asserting the right to be true to oneself without seeking validation from others.