Self-discipline is somewhat of a dirty two-word phrase to most people. When they hear it, they think of restriction, inability to do what they want and other unpleasant thoughts. In reality, self-discipline is needed in many areas for people who largely work alone. The vast majority of freelancers work alone in a home office, in a café or restaurant, or lately in co-working offices (invariably with earphones in their ears to get some peace) from…