A few months after James Harden reportedly told Durant, he turned around and told reporters that he wanted to be patient and not rush.
The 76ers are streaking going into a key clash Sunday against the Phoenix Suns, who have clinched the league's best record.
Philadelphia 76ers scored an important win over East-leading Miami Heat on Monday beating 113-106.
James Harden, who won't make his Sixers debut until after the All-Star break, opted not to go into details about what went wrong in Brooklyn.
The good news for the Sixers is that Harden has already passed his physical, and he participated in his first practice.
The means the earliest Harden could play for the Philadelphia 76ers is at home Tuesday against Boston Celtics.
Kevin Durant completely avoided selecting his now twice former teammate in the All-Star draft on Thursday night.
The Brooklyn Nets are open to discussing a trade ahead of the deadline where James Harden would be sent to Philly in exchange for Simmons.
Joining the Sixers would reunite Harden with general manager Daryl Morey from their time in Houston Rockets.