The business is a very tricky obstacle course, and you should be very clear about work begetting work. If you're not working, you're not interesting. Elisabeth Rohm
The cost of adding a feature isn't just the time it takes to code it. The cost also includes the addition of an obstacle to future expansion. The trick is to pick the features that don't fight each other. John Carmack
The diversity in the faculties of men, from which the rights of property originate, is not less an insuperable obstacle to an uniformity of interests. The protection of these faculties is the first object of government. James Madison
The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when it be obeyed. Nathaniel Hawthorne
The left has come to regard common sense - the traditional wisdom and folkways of the community - as an obstacle to progress and enlightenment. Christopher Lasch
The major obstacle to a religious renewal is the intellectual classes, who are highly influential and tend to view religion as primitive superstition. They believe that science has left atheism as the only respectable intellectual stance. Robert Bork
The materialistic paradigm of Western science has been a major obstacle for any objective evaluation of the data describing the events occurring at the time of death. Stanislav Grof
The need for a college education is even more important now than it was before, but I think that the increased costs are a very severe obstacle to access. It is an American dream, and I think that one of our challenges is to find a way to make that available. Roy Romer
The only use of an obstacle is to be overcome. All that an obstacle does with brave men is, not to frighten them, but to challenge them. Woodrow Wilson