Peace, Love, Unity, havin' fun
These are the lyrics of KRS-One..

from Kanye West (Ft. KRS-ONE, Nas & Rakim) – Classic (Nike Air Force Remix) Lyrics on Rap Genius

“Peace, Love, Unity and Having Fun” is in reference to Afrika Bambaataa & James Brown’s 1984 hit:
http://www.youtube.com/watch?v=thsy5_Y2tZ8

KRS-One promotes these subjects, as well as artists like Afrika Bambaataa and James Brown who do the same thing. (See above)

To help improve the meaning of these lyrics, visit "Classic (Nike Air Force Remix)" by Kanye West (Ft. KRS-ONE, Nas & Rakim) Lyrics and leave a comment on the lyrics box