To flow, and I go through extremes don't intervene
from Rakim – When I'm Flowin Lyrics on Rap Genius
Meaning
Referring to the previous line. He goes to extremes to preserve his flow. He warns other emcees not to intervene, for his lyrics and flow are far too complex (extreme) for inferior emcees.
To help improve the meaning of these lyrics, visit "When I'm Flowin" by Rakim Lyrics and leave a comment on the lyrics box