At a certain point, you cannot handle everything yourself; having a team around you is very important. To have a strong team of people in which you can rely and people that you've been working with for years. I relate it to soccer - you have different positions and you have to bring in the right person at the right position.
The facts of microevolution [change within the species] do not suffice for an understanding of macroevolution [theorized change from one species to another].