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Fortunately , at U.S. President Bill Clinton 's prompting , western leaders have shown a belated awareness of the issue in calling , at the recent summit of the Group of Seven industrial countries in Naples , for a review of institutional requirements in the global economy . The UK Prime Minister , Tony Blair , has taken an active role in calling for governments to do more to encourage innovation into climate friendly technologies . After arduously checking the coordinates of each draw operation in calls to the various IDisplay , IGraphics , and IImage interfaces , you decide to throw in a call to IDISPLAY_Update , and suddenly everything works ! Your persistence in calling some of the finer minds on this board " dumb " or " dunce " do nothing but reveal your own intellectual inadaquacies and help peg your own I.Q . Another risk in calling something " impossible " is that it discourages research what student could study self-replicating molecular machine systems in the research groups of the researchers arguing in Science that such systems are impossible ?