Writin' is in my veins
The ink is the diesel
Saying something is in your veins means you were born to do it, or meant to. Diesel is slang for heroin, a drug you use by injecting it into your blood, but for lupe, theres no heroin, its ink.
To help improve the meaning of these lyrics, visit “Penz & The Needlz” by Lupe Fiasco Lyrics and leave a comment on the lyrics box