You know I've learned a lot from every person I've collaborated with from Madlib to Jean Grae and Hi-Tek to Mos to DJ Quik to even somebody like Jermaine Dupri. I've taken something important away from every experience.
Once you have mastered time you will understand how true it is that most people overestimate what they can accomplish in a year - and underestimate what they can achieve in a decade!