Discipline is scenonmous with process or procedure. The idea of having the discipline to follow the process or procedure is going to be critical to success and sustainable success. High speed trading companies that do not have development and operational discipline will crash and they have.There is, however, also a critical corollary. “Stupidity begets stupidity”. I get to this corollary after having pulled many an alnighter in order to correct some bug or other mallfunction in production … live. Without discipline one tends to repeat the work, miss critical code paths, deletes or in my case truncates master account tables, fails to copy changes back into SCCS and so on…