Discipline is based on pride on meticulous attention to details and on mutual respect and confidence. Discipline must be a habit so ingrained that it is stronger than the excitement of the goal or the fear of failure.
We're as clever as we think we are but we'll be a lot cleverer when we learn to use not just one brain but to pool huge numbers of brains. We're at a level technologically where we can share information and think collectively about our problems. We do it in science all the time - there's no reason why we can't do it in other endeavors.