For an artist, the most important and most delicate relationship he can have with another artist is one in which he is constantly challenged and intimidated. This is probably the only productive product of jealousy. The greatest pleasure is to be provoked to the point of inspiration … Jean-Michel and Andy had achieved a healthy balance. Each one inspired the other to out do the next. The collaborations were seemingly effortless …
Keith Haring (1988) on the successful collaborative working relationship between Andy Warhol and Jean-Michel Basquiat