I am not a thug, AKA: what they pretend to be
I am just myself, AKA: my worst enemy
He’s referring to how most African-American males act like thugs even though they’re actually pretending. He doesn’t conform to that and just acts like himself, which is self-destructive whenever he finds himself attractive to an African-American woman.
There is also an implied self-loathing in these lines—another pitfall for the young black male.
To help improve the meaning of these lyrics, visit “Not Going Back” by Childish Gambino (Ft. Beldina Malaika) Lyrics and leave a comment on the lyrics box