Your thinking may be a bit rigid at this time. You may be fixated on a specific goal or set of goals and don't want to your thinking undermined or progress slowed by hashing through a stream of "what ifs" from those around you. If the rate of progress you're making is good, keep to your plan. If the pace is slow, take some time to listen to the ideas of others. Possibly one of them can provide the solutions you have been looking for.