Complex sentence: Stringer is portrayed as more humble and quiet than Avon but is every much as ruthless as his friend, but has obvious aspirations to eventually leave the streets and drug life as a whole behind him despite his close and long relationship with Avon.
Split into simpler sentences: Stringer is portrayed as more humble and quiet than Avon but is every bit as ruthless as his friend. He has aspirations to eventually leave the streets and drug life as a whole behind him despite his close and long relationship with Avon.