What if the obstacle is you?
You're the owner/CEO/Chief Doer/Jack of All Trades for your business. To grow you have to take off several of those hats so that you can concentrate on being the orchestrator, the creator, the staffer. You have to delegate or outsource all the other things. Ross puts it more eliquently in his article 'What if the obstacle is you?' and notice what #1 is on his list to outsource.